8,095 results
- Life
Fishy odor just like dad’s
Imprinting on their fathers’ scent helps keep two fish species separate.
- Animals
Diversified portfolio yields benefit for salmon stocks
Local diversity keeps sockeye from going bust every few years, a study finds.
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- Earth
Studies aim to resolve confusion over mercury risks from fish
Several new papers suggest strategies by which American diners can negotiate a mercury minefield to tap dietary benefits in fish.
- Tech
Tar sands ‘fingerprint’ seen in rivers and snow
A new study refutes a government claim (one echoed by industry) that the gonzo-scale extraction of tar sands in western Canada — and their processing into crude oil — does not substantially pollute the environment.
- Health & Medicine
Reviving A Tired Heart
With a bit of encouragement, the life-giving muscle may renew itself.
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All Patterns Great and Small
Researchers uncover the origins of creatures’ stripes and spots.
- Chemistry
Bacterium grows with arsenic
A microbe appears to substitute a normally toxic element for a basic ingredient of life, raising intriguing questions about the limits of biochemistry.
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Book Review: Shark: In Peril in the Sea by David Owen
Review by Sid Perkins.
- Life
Will groom for snuggles
Sooty mangabey and vervet monkey mothers charge a price, dictated by market forces, that other females must pay to touch their babies.
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- Earth
Extinctions breed carbon chaos
Massive die-off left ecosystems vulnerable, an analysis suggests.
