News
- Life
Rare genetic tweaks may not be behind common diseases
Variants thought to be behind inherited conditions prove difficult to pin down.
- Humans
An ancient civilization’s wet ascent, dry demise
Cave data suggest that ancient rainfall patterns swayed the course of Classic Maya societies.
By Bruce Bower - Life
Seaweed-threatened corals send chemical SOS to fish
The cry for help summons allies to graze away the algal overgrowth.
By Susan Milius - Chemistry
Hydrogen fuel edges a step closer
A new chemical setup creates clean-burning gas by mimicking plant photosynthesis.
- Earth
Sea level rise overflowing estimates
Future sea level rise might exceed estimates due to environmental feedbacks.
By Tanya Lewis - Space
Super-Earth joins ranks in life-supporting zone
The large exoplanet lies just 42 light-years away.
By Tanya Lewis - Humans
Red state, blue state
Resizing geographic areas by population gives more accurate view of 2012 election.
- Humans
Ancient blades served as early weapons
African find reveals complex toolmaking 71,000 years ago.
By Erin Wayman - Health & Medicine
Your brain on speed dating
Activity in two regions helps calculate compatibility with potential mates.
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- Life
Cancer cells self-destruct in blind mole rats
Underground rodents evolved a way to zap mutating tissue.
- Life
Trunk in cheek, elephant mimics Korean
Novel posture lets animal imitate sounds of human words.
By Susan Milius