Backs to the Future

New analysis of the language and gesture of South America's indigenous Aymara people indicates they have a concept of time opposite to all the world's studied cultures -- so that the past is ahead of them and ...

Jun 12, 2006 4.7 / 5 (266) 2

Before the Big Bang: A Twin Universe?

Until very recently, asking what happened at or before the Big Bang was considered by physicists to be a religious question. General relativity theory just doesn’t go there – at T=0, it spews out zeros, ...

Apr 09, 2008 4.3 / 5 (289) 33 feature

Humans hot, sweaty, natural-born runners

Hairless, clawless, and largely weaponless, ancient humans used the unlikely combination of sweatiness and relentlessness to gain the upper hand over their faster, stronger, generally more dangerous animal prey, Harvard Anthropology ...

Apr 16, 2007 4.6 / 5 (254) 4

Interstellar Spaceflight: Is It Possible?

With current space travel limited to just a few robotic probes visiting nearby planets, how realistic is it to think about reaching the nearest stars? For the short term, not very – especially when we speak ...

Dec 07, 2005 3.4 / 5 (320) 1 feature

What Happened Before the Big Bang?

New discoveries about another universe whose collapse appears to have given birth to the one we live in today will be announced in the early on-line edition of the journal Nature Physics on 1 July 2007 and wi ...

Jul 01, 2007 4.5 / 5 (245) 0

Meditation found to increase brain size

People who meditate grow bigger brains than those who don't. Researchers at Harvard, Yale, and the Massachusetts Institute of Technology have found the first evidence that meditation can alter the physical ...

Jan 27, 2006 4.2 / 5 (259) 0