News
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Discovery of bitter-taste gene is sweet
Scientists have found that variations in a gene explain why people differ in their ability to taste bitterness.
- Physics
In orbit, water makes the stretch
An astronaut-at-play stumbled upon an unexpected behavior of water in near-zero gravity: The formation of durable films—some as wide as saucers—that would instantly break here on Earth.
- Earth
Fallen Trees? Scotch pines emit nitrogen oxides into the air
Northern pine forests may exude nitrogen oxides—a contributor to smog and acid rain—in quantities that rival those produced by industry and traffic worldwide.
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