News
- Anthropology
India cultivated homegrown farmers
A new analysis of Y chromosome structure supports the view that around 10,000 years ago, people living in what's now India took up farming rather than giving way to foreigners who brought agriculture into South Asia.
- Earth
Sinking Mercury: Light-based reactions destroy toxic chemical in Arctic lakes
Sunlight triggers the entry of poisonous mercury into polar lakes, but it also removes most of the toxic compound before fish can consume it.
- Physics
Thermonuclear Squeeze: Altered method extends bubble-fusion claim
A technique that some scientists claim generates thermonuclear fusion in a benchtop apparatus apparently works even without its controversial neutron trigger.
