Hammerhead sharks roll over and swim sideways to save energy
Slanted operatorBrian J. Skerry/NGS/GettyBy Emily BensonThey’re sideways swimmers. Hammerhead sharks spend much of their time tilted to one side in what looks an awkward swimming posture, a tagging study has revealed. But the weird habit actually makes sense: it seems to be the most energy-efficient way for them to swim. Most sharks use their large...
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