Alzheimer’s disease is still destroying people’s brains. The cause remains unknown. Around the world, there will be walks to raise money for medical research.... »
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Meteoroids Hits ..Can we still live on the moon?
Meteoroids are smashing into the Moon a lot more often than anyone expected. Can we still live on the moon?Bill Cooke, head of NASA’s Meteoroid Environment Office, observed two Leonids hitting the Moon on Nov. 17, 2006. Within four hours, Bill and his team observed two impacts: : a 9th magnitude flash in Oceanus... »
Food is needed, when we travel to Mars.
Plants don’t get anxious in the same way that humans do. But they do suffer from stress, and they deal with it in much the same way. They produce a chemical signal — superoxide (O2 -) — that puts... »
How did dinosaurs disappear?
There are two popular explanations: Asteroid A single, gigantic asteroid slammed into Earth 65 million years ago, wipping out dinosaurs and many other species. The asteroid plunged into Mexico’s Yucatan Peninsula to carve out the Chicxulub crater. The impact triggered a worldwide environmental catastrophe expelling vast quantities of rock and dust into the sky,... »