6,907 results
6,907 results for: Bears
- Earth
African dust once fertilized the Everglades
Humans aren't the only source of nutrients for Florida’s wetlands. African dust may have fertilized the region thousands of years ago.
- Humans
Letters from the April 23, 2005, issue of Science News
The shark as red herring I’m sure you published “A Fishy Therapy,” (SN: 3/5/05, p. 154) in good faith, but I believe that claims for shark cartilage are not made seriously by anyone who studies the role of natural substances in cancer prevention. It was proved ineffective long ago. I think your article does a […]
- Astronomy
Quiet maximum
By almost any measure, this solar maximum has been pathetic. No more than 67 sunspots have appeared in a month so far; at the last peak, in 2000, that number was above 120.
- Anthropology
Hunting boosts lizard numbers in Australian desert
Reptiles prefer to live in places aboriginal people have burned.
- Astronomy
Oort cloud tosses astronomers a cometary curveball
In late November, ISON will deliver debris from the dawn of the solar system to Earth’s doorstep.
- Life
Fungal fight club
Combat between fungal individuals is a bit like war between heaps of spaghetti.
- Genetics
Ancient Siberian bones clarify Native American origins
Some New World ancestors came from western Eurasia, not East Asia.
- Health & Medicine
Body & Brain
Cancer treatment raises stroke risk, plus ankle-powered sprints, irregular heartbeats and more in this week’s news.
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- Space
Superdupernovas
A new class of stellar explosion is very bright — and somewhat hard to explain.
- Earth
Earth & Environment
Climate change brings a thirstier West and thinner polar bears, plus parsing the sun and moon's effects in this week's news.
- Life
DNA hints at polar bears’ Irish ancestry
Mitochondrial genetic analysis suggests a bit o’ hybridizing long ago with brown bears on the Emerald Isle.
