Friday, 25 May, 2012

What was learned on Columbia’s last, tragic mission?

Chandra, the X-ray astronomy telescope, is three years old. We ogle some of its greatest hits. Caution: These bangs are BIG!

Hubble Space Telescope is fixed, will add to history of discovery. Get a gander of galaxies, quasars, gamma ray sources, and other greatest hits of the greatest spyglass.

Soils provide new clues to early desert formation in Asia. The vast Loess Plateau of China has good soil; a remnant of wind-blown dust from millions of years ago.

Diamonds, mating and chocolate: three necessities of Valentine’s Day.

New evidence from records of lake ice freezing and thawing is evidence for global warming.

Giant volcano at Yellowstone erupts on schedule. The last eruption covered about 20 states with ash. If Yellowstone blows, think big: Think REALLY BIG!

Glaciers are melting in the tropics, in Africa, Asia and South America. Read the mock-Hemingway version of this ongoing tragedy.

Isotope analysis help track monarch butterfly migration; also used for dating specimens in anthropology and biology.

What’s new in polar science? What do seals do under the ice? How did humans cross the Bering Strait to reach North America? What does ancient metal tell us about ancient people?