Space & Tech News

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Space fans, get your telescopes ready. Tonight the Rosetta spacecraft will make a flyby of Earth on its way to launch the first probe to land on a comet.

Updated March 4, 2005
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Astronomers have detected unusual, powerful radio waves coming from an unknown source in the direction of the center of our galaxy.

March 2, 2005
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Since making Titanic, director James Cameron has hardly left the ocean floor. So what is the self-described science groupie looking for?

March 1, 2005
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In winter the common wood frog can freeze into what looks and feels like a frog-shaped ice cube. How it survives may help medical research.

March 1, 2005

Spaceships that vanish at the flick of a switch may be the stuff of science fiction, but new research suggests that objects really can be made to look invisible.

February 28, 2005
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New 3-D and 4-D ultrasound scans provide lifelike views of fetuses that thrill parents and give doctors new insight on development and behavior.

February 25, 2005
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Sleep is as important to our health as diet and exercise, yet millions in the United States are skimping on their shut-eye, researchers say.

February 24, 2005
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The first two cloned kittens have been delivered in the U.S., and dogs are next—but animal-rights activists are calling for state and federal regulations.

February 23, 2005
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Meat-eating is why our teeth grow crooked, why our jaws are small, and why we're relatively good at processing cholesterol, research shows.

February 18, 2005
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The recent crash of a U.S. nuclear submarine into an undersea mountain served as a reminder that we know little about the geography of the ocean floor.

February 17, 2005
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Human fossils found 38 years ago are 65,000 years older than previously thought, a new study says—pushing the dawn of "modern" humans back 35,000 years.

February 16, 2005
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It might be possible to transplant embryonic stem cells from pigs into humans to grow new organs, a new study shows.

February 15, 2005
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Scientists have shown that, for hepatitis B vaccine, genetically modified potatoes may be an alternative to the syringe and needle.

February 15, 2005
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Pluto was discovered 75 years ago this week and remains the only planet never visited by an Earth probe. Now a new NASA mission looks to change that.

February 15, 2005
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As humans prepare to court their valentines, spare a thought for some bird species, where it's the males that are left holding the baby.

February 11, 2005

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