News
- Humans
Uncommitted newbies can foil forceful few
Decisions more democratic when individuals with no preset preference join a group.
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- Life
Walking may have had wet start
Based on the way that primitive lungfish use their fins to move along tank bottoms, researchers argue for an underwater start to four-legged locomotion.
- Physics
Tantalizing hints of long-sought particle
Europe’s LHC collider finds traces of what could be the Higgs boson, a theoretical entity that explains why matter has mass.
- Earth
Acid test points to coming fish troubles
Young fish can suffer severe damage from the ocean acidification expected within this century.
- Health & Medicine
Gene therapy helps counter hemophilia B
Treatment enables cells to produce a key blood-clotting compound, allowing some patients to quit medication.
- Chemistry
Deep-sea battery comes to light
Microbes fuel a weak electrical current at hydrothermal vents.
- Earth
Weather affects timing of some natural hazards
Seasonal patterns in earthquakes and volcanic eruptions can be linked to rain and snow in certain locations.
- Humans
Tools of a kind
People in southern Arabia around 100,000 years ago made tools like those of East Africans.
- Life
Mere fear shrinks bird families
Just hearing recordings of predators, in the absence of any real danger, caused sparrows to raise fewer babies.
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- Life
Cilia control eating signal
Little hairlike appendages in brain cells control weight by sequestering an appetite hormone.
