Life
- Life
Time to chill
Well-preserved fossils deposited in an Antarctic lake about 14 million years ago pin down when a large part of the now-icy continent most recently dipped below freezing.
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- Animals
Built for Speed
Animals would prove fierce competitors at the Olympics — if only they would stay in their lanes.
- Health & Medicine
Neuron Killers
Misfolded, clumping proteins evade conviction, but they remain prime suspects in neurodegenerative diseases.
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- Life
How the snake got its fangs
A study of snake embryos suggests that fangs evolved once, then moved around in the head to give today’s snakes a variety of bites.
- Health & Medicine
Calcium’s possible role in Alzheimer’s
A new study in mice finds that plaques associated with Alzheimer’s wreak havoc on calcium’s role in cell signaling.
- Paleontology
Soft tissue in fossils still mysterious
New research suggests modern biofilms could contaminate ancient fossils.
- Life
Nature’s chronic boozers
Tree shrews pub-crawl nightly from flower to flower for fermented palm nectar.
- Ecosystems
Nomadic ants hunt mushrooms
A species of ants not well understood surprises researchers with a nomadic lifestyle, roaming the rainforest on fungal forays.
- Ecosystems
Fish Houses
Tanked half-way houses allow people and fish to get acquainted on their own terms — and exhibit their individual personalities.
- Health & Medicine
Protein links metabolism and circadian rhythms
Scientists have known for ages that metabolism is tied to the body’s daily rhythms. Two new studies suggest how.
