Archive: 01/24/2008

Probing Question: Why are flowers beautiful?

In the 1930s, American artist Georgia O'Keefe wrote: "What is my experience of the flower if it is not color?" O'Keefe is best known for her vibrantly colorful close-ups of petals and stamens on large canvases.

Jan 24, 2008
3.9 / 5 (10) 0

Asteroid to Make Rare Close Flyby of Earth

Scientists are monitoring the orbit of asteroid 2007 TU24. The asteroid, believed to be between 150 meters (500 feet) and 610 meters (2,000 feet) in size, is expected to fly past Earth on Jan. 29, with its ...

Jan 24, 2008
4.6 / 5 (15) 0

A Violent History of Time

From mother Earth, the night sky can look peaceful and unchanging, but the universe as seen in gamma-rays is a place of sudden and chaotic violence. Using gamma-ray telescopes, astronomers witness short but ...

Jan 24, 2008
4.4 / 5 (34) 0