Watch a classic chemistry lab explosion tamed to run in slow-mo
By Andy CoghlanFIZZZZZZZ…smoulder…BANG!!! If there’s only one thing you remember from chemistry lessons, it’s probably watching the violent, spectacular reaction that occurs when you drop a chunk of sodium or potassium in water. Now, chemists have found a way to slow down this reaction, but the show is even more spectacular: the ball of metal whizzes...
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