News
- Humans
Teen depression: No genes required
The family-shattering effects of a mother’s depression can prompt the same mood disorder in her children, independent of any genetic risk.
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- Life
This bite won’t hurt a bit
A team dissects the physics of a mosquito bite, working to find a way to design gentler needles.
- Paleontology
Dino domination was in the cards, maybe
A new study finds that early dinosaurs coexisted with and were outnumbered by a competing species. Dinosaurs eventually reigned supreme anyway, but perhaps not because they were better.
- Space
Blast from the past poses puzzle
New observations suggest that the brilliant outburst of a hefty star that first wowed observers in the 1840s could be signs of a new, exotic type of stellar explosion.
- Space
Brightest gamma-ray burst
A bit of luck helps astronomers detect the most luminous object ever recorded from Earth.
- Health & Medicine
Good day care grime
A study of 952 children in Manchester, England, suggests that children going to day care starting at age 6 months could be less likely to develop asthma later.
- Life
Giant honeybees do the wave
Giant bees coordinate and make waves that would rival those in any football stadium. Predators of the bees don’t find it cheering.
- Life
Female frogs play the field
A female frog insures a safe home for her young by mating with many males.
- Neuroscience
Highly wired
Men’s brain tissue shows higher density of neuron connections than similar tissue from women.
- Humans
Inborn path to math
A new study links math achievement with individual differences in the ability to rapidly estimate quantities.
- Space
Rosetta finds a rocky jewel
On September 5, the European Space Agency's Rosetta mission became the first spacecraft to take a close-up portrait of a rare type of asteroid that lies in the main belt, between the orbits of Mars and Jupiter.
