In contradiction to perceived wisdom, the airborne fraction of carbon dioxide hasn't increased during the last five decades, or, indeed, for the last 150 years, claims new research
But rules out nuclear strike
Osiris-Rex, SAGE or MoonRise
Scientists at Tel Aviv University are working on a new captcha technology which they reckon will be harder for robot hackers to bypass.
The new system relies on people's ability to recognise objects when they move, even though they may be much harder to see when stationary.
A see-through alternative to classroom dissections
Some people are just born right
March of the molars
Scientists say people will soon be able to replace lost teeth by growing new ones.
A 'bud' of cells capable of growing into a new tooth will be implanted where the missing one used to be. The procedure can be performed under local anesthetic and the new tooth grows within a few months of the cells being implanted.
A yacht, a freakin' yacht. Suck it poor people!
They're rubbish, says professor
This article is brought to you by the colour red
Is your memory as good as a dead rat's?
Review This one has got everything, bar none
Part two of our essential guide to the noughties
First decade of the 21st century shows some clear winners. And some unclear winners, maybe even losers