Proceedings of the National Academy of Sciences Archives

Is Global Warming Good for Biodiversity?1
- Earth & Environment
- September 4, 2012
New findings suggest that biodiversity increases during warm periods, which may imply that global warming is actually good for the origination of species. The problem is that the process usually takes between thousands and millions of years, while current global warming is happening at a much faster pace. The paper, published in the Proceedings of
READ MORE
Use of Cannabis at Young Age Lowers Intelligence 11
- Health & Medicine, Popular
- August 28, 2012
Smoking cannabis may be especially harmful among teenagers who are under 18 years of age, but it may be relatively safe for ‘over-18 brains’, according to new research published in the Proceedings of the National Academy of Sciences. The paper is based on a follow-up of more than 1,000 individuals since their birth to age
READ MORE

Damage from Chemical Exposure May Be Hereditary 0
- Health & Medicine
- May 22, 2012
New research on rats shows that exposure to a common fungicide affects the generations to come. Scientists exposed female gestating rats to vinclozolin, a fungicide known to disrupt hormones. Three generations later, their descendants were more likely to show stress and anxiety than their unexposed counterparts. ‘We did not know a stress response could be
READ MORE
Talking About Ourselves Is Intrinsically Rewarding: Research 0
- Mind & Brain, Popular
- May 9, 2012
Ambrose Bierce said it best in his The Devil’s Dictionary: ‘Bore, n.: A person who talks when you wish him to listen.’ Researchers, however, offer scientific evidence: talking about ourselves activates the areas of the brain linked to value and motivation, the same stimulated by food, sex, money and drug addiction. ‘Self-disclosure is a behavior
READ MORE

UA Magazine