5,003 results
- Humans
From the December 17 & 24, 1932, issues
BEAUTY FROZEN IN GLASS SERVES CAUSE OF SCIENCE Gems as fantastically beautiful as any that have ever glittered in dreams of a frosty Christmas fairyland are being made in glass for the American Museum of Natural History by Herman Mueller, reputed to be the world’s most skillful glassblower. They are not mere conventional designs, however, […]
- Humans
From the December 17 & 24, 1932, issues
BEAUTY FROZEN IN GLASS SERVES CAUSE OF SCIENCE Gems as fantastically beautiful as any that have ever glittered in dreams of a frosty Christmas fairyland are being made in glass for the American Museum of Natural History by Herman Mueller, reputed to be the world’s most skillful glassblower. They are not mere conventional designs, however, […]
- Health & Medicine
Dieting woes tied to hunger hormone
A rise in the appetite-enhancing hormone ghrelin after weight loss may explain why dieters regain pounds.
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Yikes! The Lichens Went Flying
Tales from the dark (and frequently crunchy) side of biodiversity.
- Computing
Minding Your Business
By means of novel sensors and mathematical models, scientists are teaching the basics of human social interactions to computers, which should ease the ever-expanding collaboration between people and machines.
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Inside Violent Worlds
Political conflict and terror look different up close and local.
- Health & Medicine
HIV sexual spread exploits immune sentinels
The virus that causes AIDS latches onto a protein called DC-SIGN to hitch a ride on immune cells in mucus membranes and spread through the body.
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Silence of the Xs
Does junk DNA help women muffle one X chromosome?
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Human Genome Work Reaches Milestone
Two rival groups jointly announced that each has read essentially all of the 3 billion or so letters that spell out the human genome, the genetic information encoded with the 6 feet of DNA coiled up in every human cell.
- Physics
Magnets trap neutrons for a lifetime
A new device that uses magnets to trap neutrons may enable physicists to measure more precisely how quickly free neutrons decay, a time period with implications for understanding both the weak force and the early universe.
- Health & Medicine
Fullness Factor: Gut hormone tells brain the stomach is well fed
A hormone produced by the intestines could be the primary satiety signal sent to the brain.
- Anthropology
The Stone Masters
Investigations of modern-day expert and novice craftsmen of stone tools and decorative stone beads offer insights into the making of stone implements thousands and perhaps even millions of years ago.
