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Will Climate Change Make Us Evolve?Again?

November 5, 2003
In the current era of global warming, scientists at the Geological Society of America are taking a look at ancient periods of climate variability, some of which lasted for millions of years. During these periods, great strides were made in... continued

What Will Happen to Farms in the Future

November 4, 2003
Global warming will change the weather, meaning farmers will have to move to new areas and learn to grow different crops. After a long period of denial, researchers are now looking closely at agricultural areas in the U.S. in order... continued

Sun Most Active in 1,000 Years

November 4, 2003
There have been more sunspots since the 1940s than for the past 1150 years. Does this mean the Sun is changing? Jenny Hogan writes in New Scientist that geophysicist Ilya Usoskin discovered this from reconstructing the history of sunspot activity... continued

Astronaut Sees Mysterious Lights in Space

November 4, 2003
U.S. Astronaut Ed Lu, who spent 6 months on the International Space Station, still doesn't know what caused the mysterious flashes of light he saw while studying the Earth's aurora from space. He spent 100 hours watching the northern and... continued

Are We Afraid China will Claim the Moon?

November 4, 2003
Those of us who love the thrill of space exploration are disappointed that so much recent NASA activity has centered on military and commercial projects. But now it looks like we may finally be returning to the Moon?so we can... continued

Largest Solar Flare Ever Recorded

November 4, 2003
A massive solar flare saturated X-ray detectors onboard GOES satellites for 11 minutes. The last time such a thing happened was in 2001. That flare was classified as an X22--the biggest ever. This one was even bigger. It was almost... continued

Right Handed or Right Flippered?

November 3, 2003
People aren't the only ones who are left or right handed. Walruses, for instance, prefer to use their right flipper to search for clams, and the bones in their right limbs are longer than the ones in their left. Handedness... continued

Why the UFO Coverup has Lasted so Long

November 3, 2003
When George W. Bush was running for president, he was asked about UFOs. "It'll be the first thing he (Dick Cheney) will do," Bush said. "He'll get right on it." But it hasn't happened yet. Billy Cox writes in Florida... continued

Homeopathy May Save India

November 3, 2003
Homeopathic remedies have been shown to work, although scientists don't understand why. In homeopathy, remedies are diluted to the point where they often cannot even be detected. A homeopathic antidote for arsenic has been developed that could be inexpensively used... continued

Plankton Prevents Ice Ages?But it’s Going Fast

November 3, 2003
We wrote that runaway icebergs are killing plankton in the Antarctic by blocking the sun from reaching the surface of the water. This is bad news for more than penguins, because scientists think, eons ago, these tiny shelled sea creatures... continued