tech and geek stuff
Photovoltaic ink could lead to easy solar panel manufacture
Enlarge / Perovskite crystals in a photovoltaic cell.Los Alamos National Lab reader comments 7 Share this story Currently, silicon is the dominant technology for photovoltaic solar power. There are a...
Assange: WikiLeaks to help tech firms beat CIA
In an online news conference, WikiLeaks founder Julian Assange revealed tech firms had asked him for more details about the alleged cyber-spying tools used by the CIA, which his firm leaked.Mr Assange...
Sponge can soak up and release spilled oil hundreds of times
Difficult clean upUS Coast Guard Photo/Alamy Stock PhotoBy Carolyn WilkeA new material can absorb up to 90 times its own weight in spilled oil and then be squeezed out like a sponge and reused, raising...
NASA finds life's building blocks on dwarf planet
The carbon-based materials, similar to what may have been the building blocks for life on Earth, were discovered by NASA's Dawn space probe.The exact molecular compounds in the organics cannot be identified,...
Observations catch a supernova three hours after it exploded
Enlarge / The remains of an earlier Type II supernova.NASA reader comments 6 Share this story The skies are full of transient events. If you don't happen to have a telescope pointed at the right place...
Thin, flexible, light-absorbent material for energy and stealth applications
Transparent window coatings that keep buildings and cars cool on sunny days. Devices that could more than triple solar cell efficiencies. Thin, lightweight shields that block thermal detection. These are...
Coordinates of more than 23,000 atoms in technologically important material mapped
Physicists have mapped the coordinates of more than 23,000 individual atoms in a tiny iron-platinum nanoparticle to reveal the material's innate defects. These results demonstrate that the positions of...
Hit threatening asteroids’ bright spots to deflect them
Chelyabinsk was a close shaveSputnik/Science Photo LibraryBy Joshua SokolWHEN you need to save Earth from an incoming asteroid, try shooting at its bright spots. A new analysis of fragments of the Chelyabinsk...
Making an invisible, silent, and heat-proof cylinder—for science
Enlarge / A 3D printed metamaterial.Lawrence Livermore National Lab reader comments 5 Share this story It has been a long time since I've been grabbed by a metamaterial. For those of you who don't know...
British Start-up Converts Feathers Into Useful Bio-degradable Material
Feathers have long been used in clothing and the bedding industry for their light weight and the warmth they provide. Two British students are developing a method to turn tons of wasted chicken feathers...
Ultra-light "super material" is ten times stronger than steel
A spongy new super-material could be lighter than the flimsiest plastic yet 10 times stronger than steel.The new super-material is made up of flecks of graphene squished and fused together into a vast,...
2D materials enhance a 3D world
In the past decade 2D materials have captured the fascination of a steadily increasing number of scientists. These materials, whose defining feature is having a thickness of only one to very few atoms,...
A wolverine inspired material
Scientists have developed a transparent, self-healing, highly stretchable conductive material that can be electrically activated to power artificial muscles and could be used to improve batteries, electronic...
Best Samsung Galaxy S7 cases you can buy right now
For some, covering your brand new Samsung Galaxy S7 in a protective case is like hiding it from the world. While not necessarily true, we get the point: you want to enjoy the stellar design and the smooth...
Some people like their gaming laptops to resemble silver space vessels, complete with metallic trims and flashing RGB lights that evoke images of afterburners in the night. Others care more about the...
Quantum obstacle course changes material from superconductor to insulator
Researchers have demonstrated an unusual method of putting the brakes on superconductivity, the ability of a material to conduct an electrical current with zero resistance. The research shows that weak...
Graphene technology enables fully flexible NFC antennas
Graphene is currently one of the most extensively studied materials in the world, both on a scientific and industrial level. The world’s first two-dimensional material, this single layer of carbon atoms...
7 brilliant Fitbit Flex bands for your fitness tracker
The Fitbit Flex has been a popular fitness band for years, so popular that the company has seen fit to launch a new version – the Fitbit Flex 2, but for anyone sticking with the original there’s a sizeable...
Best iPhone 7 cases
The beauty of the iPhone 7 over its big brother and many larger Androids, is that it’s dinky enough to be used with a decent case without feeling like it’s trying to break out of your pocket.Some of our...
The best Samsung Galaxy S7 accessories
So you bought arguably the flagship phone of the Android world, the Samsung Galaxy S7. What next? There are a host of S7 accessories out there to customize your mobile life, whether you're a music fan...
Best Google Pixel cases
The Google Pixel is a great phone – so good in fact that we gave it four and a half stars in our review. As a Google handset it’s also got a big name behind it, and like any big-name smartphone there’s...
Best Google Pixel XL cases
There was a time when Google’s phones undercut high-end rivals, but those days are over, as evidenced by the Google Pixel XL, which is one of the most expensive phones on the market.With a cutting-edge...
10 of the best HTC 10 cases
The HTC 10 has a beautifully crafted design - all sloping edges and glorious screen housed in a metallic chassis. It's the kind of handset you really want to keep in pristine condition, which is why a...
Best Samsung Galaxy S6 Edge Cases
While the Samsung Galaxy S6 Edge has now been superseded by the Samsung Galaxy S7 Edge, it’s still a brilliant and stylish phone, with one of the curviest screens around.But all that glass on the front...
Best iPhone SE cases
One of the great things about iPhones is that you can guarantee that there’ll be a wide range of cases made for them, and that’s especially true of the iPhone SE, as it also fits most iPhone 5 and iPhone...
Verizon says Yahoo hack 'material,' could affect deal
WASHINGTON (Reuters) - Verizon Communications Inc said on Thursday it has a "reasonable basis" to believe Yahoo Inc's massive data breach of email accounts represents a material impact that could allow...
Electrons in graphene behave like light, only better
Electrical and computer engineers have directly observed -- for the first time -- negative refraction for electrons passing across a boundary between two regions in a conducting material. First predicted...
3-D-Printed Synthetic Bone Shows Promise for Repairing Injuries
Three-D printers can make just about anything — even synthetic bones. The material, called hyperelastic bone or HB, stimulates new bone growth when grafted to a bone injury site, and its developers say...
Plastic flower blooms thanks to its own internal molecular clock
Shape-shifting puttySheiko et al. Nature CommunicationsBy Sandrine CeurstemontTick-tock. Shape-shifting objects can now have their own version of a biological clock, thanks to a new material that transforms...
Scientists fix top smartphone problem
Been here before and it is the absolute worst. BRITISH scientists have developed an unbreakable touchscreen for smartphones. The screen is made of pioneering material which is extremely flexible and will...
Semiconducting inorganic double helix
It is the double helix, with its stable and flexible structure of genetic information, that made life on Earth possible in the first place. Now a team has discovered a double helix structure in an inorganic...
NASA Explorer Begins Seven-Year Asteroid Quest
NASA's Osiris-REx spacecraft will take 23 months to reach Bennu, a 500m-wide asteroid which scientists believe contains perfectly preserved material from 4.5 billion years ago when it and the rest of...
New material to revolutionize water proofing
A new spray-on material with a remarkable ability to repel water has been developed by researchers. The new protective coating could eventually be used to waterproof mobile phones, prevent ice from forming...
“Cool shirt!”: Nanoporous polyethylene fabric acts as reverse greenhouse
EnlargeJoe Murphy reader comments 0 Share this story Most of us are accustomed to the comfort of an air-conditioned or heated shelter, providing temporary relief from an outdoor climate that's often less...
Engineers develop a plastic clothing material that cools the skin
Describing their work in Science, the researchers suggest that this new family of fabrics could become the basis for garments that keep people cool in hot climates without air conditioning. "If you can...
New optical material offers unprecedented control of light and thermal radiation
Engineers have discovered a new phase-transition optical material -- samarium nickelate -- and demonstrated novel devices that dynamically control light over a much broader wavelength range and with larger...
HTT: Building the Hyperloop with vibranium—but without funding or wages
Hyperloop Transportation Technologies reader comments 14 Share this story The Hyperloop has been in the news a lot over the past months, although most of these recent stories have covered the murky goings-on...
Scientists count microscopic particles without microscope
Scientists put forward a simple new way of counting microscopic particles in optical materials. A laser beam passing through such a material splits and forms a pattern of numerous bright spots on a projection...
'Second skin' protects soldiers from biological, chemical agents
In work that aims to protect soldiers, a team of scientists has created a material that is highly breathable yet protective from biological agents. This material is the first key component of futuristic...
Scientists create new thin material that mimics cell membranes
Materials scientists have created a new material that performs like a cell membrane found in nature. Such a material has long been sought for applications as varied as water purification and drug delivery....
A 'bridge' of carbon between nerve tissues
A study that a new material made of carbon nanotubes supports the growth of nerve fibers, bridging segregated neural explants and providing a functional re-connection. The study also observed biocompatibility...
New material for trackbeds incorporates rubber from used tires
Researchers have developed a material for use in the subballast layer of train tracks that incorporates shredded rubber from used tires. Combined with crushed stone, this type of mixture has already been...
Scientists develop brain-inspired memory material
Our brain does not work like a typical computer memory storing just ones and zeroes: thanks to a much larger variation in memory states, it can calculate faster consuming less energy. Scientists have now...
Researchers report record performance for bismuth-based Zintl material
An international team of researchers has reported record thermoelectric performance from rarely studied bismuth-based Zintl phases, work that could lead to a new class of thermoelectric material. The new...
Musk brushes off legendary reporter over fatal Tesla crash: It's 'not material'
Tesla Motors scored over $2 billion by selling its stock on May 18 in a public offering without disclosing the news of a fatal crash, which the company and founder knew about at the time, according to...
Shape-changing 'smart' material: Heat, light stimulate self-assembly
Researchers have developed a unique, multifunctional smart material that can change shape from heat or light and assemble and disassemble itself. This is the first time researchers have been able to combine...
Triple external quantum efficiencies: New material TADF was developed
An international joint research group succeeded in developing a novel thermally activated delayed fluorescence (TADF) material which displays emission of light in colors from green to deep-red through...
Scientists Test Bamboo as Building Material
Bamboo is not just for pandas anymore. One of the most sustainable natural materials may finally be on track to be accepted as a building material in the developed world. Building codes everywhere require...
GraphExeter illuminates bright new future for flexible lighting devices
Researchers have pioneered an innovative new technique to make flexible screens more effective and efficient. GraphExeter -- a material adapted from the 'wonder material' graphene -- can substantially...
New material has potential to cut costs, make nuclear fuel recycling cleaner
Researchers are investigating a new material that might help in nuclear fuel recycling and waste reduction by capturing certain gases released during reprocessing more efficiently than today's technology....
Scientists create novel 'liquid wire' material inspired by spiders' capture silk
Why doesn't a spider's web sag in the wind or catapult flies back out like a trampoline? The answer, according to scientists, lies in the physics behind a 'hybrid' material produced by spiders for their...
Self-healing, flexible electronic material restores functions after many breaks
Electronic materials have been a major stumbling block for the advance of flexible electronics because existing materials do not function well after breaking and healing. A new electronic material created...
Right place, right tools—Cassini spacecraft captures interstellar dust grains
An artist's conception of Cassini, which carries a dust analysis system.NASAThe composition of the dust between stars in our galaxy provides a window into some of the material that went into forming our...
How paid journalism must work online — and why Blendle can’t
I write. I work with writers. I studied English — many of my friends became journalists. The future of being able to charge for quality material online is really important to me. However, to...
New Armor Material Turns Armor-piercing Bullets ‘Into Dust’
A new material might be strong enough to render even an armor-piercing bullet harmless. Researchers at North Carolina State University say they’ve developed a composite metal foam that would turn the bullet...
New state of matter seems to split fundamental particles
A bizarre new state of matter has been discovered -- one in which electrons that usually are indivisible seem to break apart.The new state of matter, which had been predicted but never spotted in real...
Metal Foam Stops Speeding Bullet
Metal foam tough enough to turn an armour-piercing bullet into dust could be used to create the next generation of body and vehicle protection. A team at North Carolina State University discovered that...
Windows could one day be made of 'transparent wood'
One of these days, your windows may be made out of wood. Swedish researchers have developed a transparent, wood-based material that could be used to let light into buildings, as well as for making solar...
New state of matter detected in a two-dimensional material
An international team of researchers have found evidence of a mysterious new state of matter, first predicted 40 years ago, in a real material. This state, known as a quantum spin liquid, causes electrons...
Engineering black gold, as light as the bones of birds
A new material is more solid and 30 percent lighter than standard gold, scientists report. In their study, the team investigated grain boundaries in nanocrystalline np-Au and found a way to overcome the...
Apple just made a deal that could reinvent the App Store for a new generation
Workflow is somewhat of a visual programming tool that's easier than writing an app but probably too wonkish for the average consumer. Gillett said Apple might get under the hood, making it easier for...
Chinese Court Rules in Favor of Apple in Patent Disputes
A Chinese court has ruled in favor of Apple in design patent disputes between the Cupertino, California company and a domestic phone-maker, overturning a ban on selling iPhone 6 and iPhone 6 Plus phones...
New iPad 9.7 deals: where to pre-order Apple's new tablet
We've been waiting for some time for a new iPad, and Apple surprised us all a few days ago by announcing just that. So, if you're looking for somewhere to pre-order your new iPad 9.7, you're in the right...
New iPad: everything you need to know
Update: The new iPad from Apple is out today. You'll be able to order from around the world by the end of the day, and we expect to see if appear on the Apple website at 8AM PT (11AM ET, 3PM GMT) .Apple...
I regard the brain as a computer which will stop working when its component fail. There is no heaven or afterlife for broken-down computers. That is a fairy story for people afraid of the dark