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White Matter Matters

Although scientists have long regarded the brain's white matter as passive infrastructure, new work shows that it actively affects learning and mental illness

By R. Douglas Fields

Space Wars - Coming to the Sky Near You?

A recent shift in U.S. military strategy and provocative actions by china threaten to ignite a new arms race in space. But would placing weapons in space be in anyone's national interest?...

By Theresa Hitchens

The Bluefin in Peril

The only way to save the bluefin tuna, one of the most marvelous and endangered fish in the ocean, may be to domesticate the species

By Richard Ellis

The End of Cosmology?

An accelerating universe wipes out traces of its own origins

By Lawrence M. Krauss and Robert J. Scherrer

The Limits of Quantum Computers

Quantum computers would be exceptionally fast at a few specific tasks, but it appears that for most problems they would outclass today's computers only modestly. This realization may lead to a new fundamental physical principle...

By Scott Aaronson

Solving a Massive Worker Health Puzzle

The largest workplace health study ever conducted is applying cutting-edge techniques to investigating an apparent cancer cluster - and highlighting the reasons why science doesn't always protect us at work...

By Carole Bass


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