Uncategorized
- Physics
Probe bares heart of X-ray inferno
Physicists have snapped the first real-time pictures of the exploding core of the world's most powerful X-ray source other than a nuclear bomb.
-
19497
I envision a beautifully colorful potato salad utilizing multiple colors of potatoes. But would a cooked mixture be like carrots with potatoes (minimal bleed) or like beets with anything else (maximum bleed)? Lorraine BauderSudbury, Mass. The red and blue pigments in the new potato lines are “water soluble and will leach,” notes USDA’s Charles R. […]
- Health & Medicine
Food Colorings
Many deeply hued plant pigments appear to offer health benefits, from fighting heart disease and obesity to preserving memory.
- Tech
Frankenstein’s Chips
As evidence mounts that drug-safety trials can miss dangerous effects, scientists are building living, miniature models of animals and people to enhance drug and chemical tests.
- Math
Artful Routes
Finding the shortest routes linking cities can also produce intricate continuous-line portraits.
- Earth
Climate Storm: Kyoto pact is confirmed, but conflict continues
Controversy flared over the link between climate change and increasing storm activity at the first international climate change meeting since the implementation of the Kyoto Protocol was assured.
- Ecosystems
Fallout Feast: Vent crabs survive on victims of plume
Researchers in Taiwan propose an explanation for how so many crabs can survive at shallow-water hydrothermal vents.
- Anthropology
Suddenly Civilized: New finds push back Americas’ first society
The earliest known civilization in the Americas appears to have emerged about 5,000 years ago in what's now Peru.
-
Byrd Flight
Produced by the National Science Foundation, this Web site commemorates explorer Richard Evelyn Byrd’s historic flight to the South Pole about 75 years ago. Chronicling how aircraft make scientific research in polar regions possible, the site contains an overview of Byrd’s accomplishments. It also features a first-person account of a commemorative flight that recently retraced […]
- Humans
From the December 29, 1934, issue
A young Crater Lake in Oregon, the internal structure of chromosomes, and a revolutionary method of electric power transmission.
- Humans
Letters from the January 1, 2005, issue of Science News
Just the facts My response as an educator to much of the outrageous science depicted in so many of the recent blockbuster hits is very different from that of many of the scientists quoted (“What’s Wrong with This Picture?” SN: 10/16/04, p. 250: What’s Wrong with This Picture?). The films provide a wonderful source of […]
- Health & Medicine
One-Two Punch: Vaccine fights herpes with antibodies, T cells
An experimental vaccine against genital herpes shows promise in animal tests.
