Archive: 07/21/2005

NASA honors former astronaut John Young

Space pioneer John Young has been named a NASA Ambassador of Exploration. The award, along with a commemorative moon rock, were presented Wednesday during a ceremony at the Houston Museum of Natural Science.

Jul 21, 2005 not rated yet 0

Size matters: preventing large mammal extinction

Saving large mammals such as elephants and rhino from extinction could be made more effective by focusing efforts on individual species as well as their habitats. Scientists at the Zoological Society of London’s Institute of ...

Jul 21, 2005 not rated yet 0

Is ours the only universe?

Is ours the only universe? Astronomers Chris Palma and Jane Charlton answer: Palma: There's a distinction that needs to be made here. When we loosely throw around the term "universe," usually what we mean ...

Jul 21, 2005 3.8 / 5 (15) 0

Revelations about the center of the Earth

Recently, seismologists have observed that the speed and direction of seismic waves in Earth’s lower mantle, between 400 and 1,800 miles below the surface, vary tremendously. "I think we may have discovered ...

Jul 21, 2005 2.8 / 5 (12) 0

'Satellites and the city'

Just how does society's desire to live in densely populated areas have the potential to change our Earth's climate? According to a new paper, satellites can help us answer that question.

Jul 21, 2005 not rated yet 0

R&D 100 award for inexpensive gamma ray detector device

Douglas S. McGregor and Walter McNeil have a philosophy: use clever methods to keep things simple. "You can always add more circuitry to make things complex, but that is just more to break down," McGregor said. "If we kee ...

Jul 21, 2005 4.3 / 5 (6) 0