London, November 6 : Biophysicists at the University of South Florida have developed a design for artificial corneas using tiny collagen fibres extracted from sea cucumbers, which may prove a boon
Washington, Nov.6 : Chances of humans benefiting from nature are receding, as natural habitats are becoming less productive due to the gradual extinction of plant species.
Washington, Nov.6 : A study of 157 wildlife reserves throughout the Indian subcontinent, comprising India, Bangladesh, Bhutan, and Nepal, has found that 21 of these protected areas meet the criteri
London, November 5 : Two meteorites failed to fetch expected amounts of money at an auction at Bonhams auction house in New York on Sunday.
Although both rocks—the Brenham meteorite and the Willamette meteorite—are exceptional in size, bidding for them stalled at around one-third of their valuations.
The two rocks were eventually withdrawn from sale.
"So few big meteorites go up for sale that no one really knows what to expect," New Scientist magazine quoted Derek Sears at the University of Arkansas as saying.
He said that one of the reasons for the low bidding might be an increase in finds from Antarctica and deserts.
Sears, however, agreed that apathy might also have played a part.
Washington, November 6 : Princeton University researchers have shown that birds’ brains become ac
