Uncategorized
- Earth
Pollution may be strengthening Asian cyclones
Sooty brown clouds may underlie the recent emergence of mega-storms striking from India to the Middle East.
By Janet Raloff - Life
Axing molecular zombies may slow aging
Killing off dormant cells slows the decline of mice genetically engineered to grow old fast.
By Nick Bascom - Humans
Humans’ entry into Europe pushed earlier
Homo sapiens fossils from Italy and England point to an early arrival and a longer time living alongside Neandertals.
By Bruce Bower - Physics
The sound of screech
Auditory experts decipher the blood-curdling nature of fingernails on a chalkboard.
By Devin Powell -
- Life
Nearness key in microbe DNA swaps
Close quarters, like those inside the human body, are the most important factor in determining how often bacteria pick up one another’s genes.
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Climate’s effect on extreme weather is no game of chance
Climate change is supposed to be about climate, you’d think — not weather. After all, climate is what you expect in the long term, like how bad the average winter will be; weather is what you get day to day, like whether there will be frost on Halloween night. Predicting even next week’s weather often seems like […]
- Health & Medicine
Brain gene activity changes through life
Studies track biochemical patterns from just after conception to old age.
- Humans
Facebook value overstated, study finds
Some estimates of the social networking site's worth appear to make impossible assumptions.
- Psychology
Digital bounty hunters unleashed
Internet technique shows promise as fast way to mobilize huge problem-solving teams.
By Bruce Bower - Life
Python’s heart-restoring elixir works in mice
A chemical brew used by snakes to build cardiac muscle could have medical applications.
By Susan Milius - Space
Chronicles of Lutetia
The surprising composition and terrain of an asteroid may provide a variety of lessons about the solar system.
By Nadia Drake