New Amino Acid Discovered
Two teams of researchers from Ohio State University reported today that they had identified the 22nd genetically encoded amino acid,…
Link Between Creative Genius And Mental Illness Established
For decades, scientists have known that eminently creative individuals have a much higher rate of manic depression, or bipolar disorder,…
Age Of Dinosaurs Began With Comet Impact
An asteroid or comet impact on Earth may have paved the way for the sudden rise of the great Jurassic…
Fresh Doubts On Human Cloning
Scientists at the University of Pennsylvania have found that the activity of a single gene is a powerful predictor of…
No Limit To Life Expectancy
The lifespans of people in developed nations are increasing at a remarkably constant rate, suggesting that there is no natural…
Measles Supresses HIV Replication
Replication of human immunodeficiency virus (HIV) is briefly suppressed during acute measles, according to researchers at the Johns Hopkins Bloomberg…
Global Extinction Crisis Poorly Understood
Singling out vulnerable species for protection has been an important conservation tool for nearly 30 years. Now two prominent ecologists…
Placebo As Effective As Prozac
Depressed patients who got better after taking a placebo for six weeks showed brain changes that were remarkably similar to…