6,907 results
6,907 results for: Bears
- Planetary Science
Curiosity gets the dirt on Mars
The NASA rover completes an analysis of the first soil collected from Gale Crater.
- Humans
Letters from the April 16, 2005, issue of Science News
Ax questions, hard answers Another hypothesis for the polish on the Stone Age corundum ax head is that the Stone Age people never had absolutely pure corundum, which indeed would have required diamond to polish (“In the Buff: Stone Age tools may have derived luster from diamond,” SN: 2/19/05, p. 116). It is possible that […]
- 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.
