6,907 results
6,907 results for: Bears
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19520
Early in our history, U.S. citizens ate bushmeat. We hunted deer, bear, squirrel, rabbit, possum, turkey, pheasant, armadillo, and other wild game. We hunted because it was easier to hunt than to earn the money necessary to buy meat. We diminished our supply of wild game. Africans are simply doing what we used to do. […]
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19523
Your article didn’t specify how strong the ultrasonic waves were or if any special conditions were required for these bubbles to form. I am curious to know if there’s a difference between the ultrasonic waves mentioned in your article and those in ultrasound exams of pregnant women. Andrea BikfalvyDowagiac, Mich. The article made me wonder […]
- Health & Medicine
The Power of D
Sunshine vitamin’s potential health benefits stir up, split scientists.
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New Takes on Historic Quakes
Two centuries on, scientists revisit the magnitudes of New Madrid’s biggest rumbles.
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Venus Unveiled
Spacecraft finds Earthy features on sister planet.
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2011 Science News of the Year: Life
Multicellular life from a test tube In less than two months, yeast in a test tube evolved from single-celled life to bristly multicellular structures. The new, snowflakelike forms act like multicellular organisms, reproducing by splitting when they reach large sizes and evolving further in response to harsh conditions, William Ratcliff of the University of Minnesota, […]
- Neuroscience
Self as Symbol
The loopy nature of consciousness trips up scientists studying themselves.
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Lessons from the Torpid
Hibernators have some helpful tips for keeping humans healthy
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- Neuroscience
Hurt Blocker
The next big pain drug may soothe sensory firestorms without side effects.
