Wednesday, Apr 16th
Last update02:37:08 AM GMT
The concern focuses on strict new ethics criteria that the National Institutes of Health has proposed. Advocates of stem cell research say that most of the work currently underway passed close ethical scrutiny but that the procedures varied and usually did not match the details specified in the proposed new guidelines.
 Skywatchers in the Americas have caught a rare celestial show caused by the Earth's shadow falling... |
 In a north London hospital, scientists are growing noses, ears and blood vessels in the laboratory... | ||
 We all know the Darwin fish, the car-bumper send-up of the Christian "ichthys" symbol, or Jesus... |
 A materials scientist at Iowa has developed electronics and materials able to dissolve on command.Reza Montazami,... |
