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Talk about dedication to science! This biologist stuck his arm into an eel tank – 10 times – to get an accurate measure of an eel’s shock. He said it felt “like touching a horse fence.”
Which one would you choose?
Mars emerged before dawn last week, to meet Mercury below bright Venus. And then the moon passed through. Thanks to all who submitted photos!
Scientists have identified genetic variants less common in older people than younger people. They say it’s natural selection at work, continuing to weed out disadvantageous traits.
Heat escaping through openings in sea ice influences sea and atmospheric temperatures and wind patterns around the globe – even rainfall around the tropics, says new study.
A proposed new classification system – somewhat like the well-known Kardashev scale for classifying extraterrestrial civilizations – and a new way of thinking about human sustainability on Earth.
A statement from NASA’s Jet Propulsion Laboratory on Cassini mission success at Saturn, and on where solar system exploration will go from here.
The climatic effect of a large-scale conflict “… would be similar to that of the giant meteor believed to be responsible for the extinction of the dinosaurs. This time, we would be the dinosaurs.”
“Fish are receiving this cocktail of drugs 24 hours a day, and we are now finding these drugs in their brains.”
A new study shows house-sized NEOs – Near-Earth Objects – to be 10 times fewer than studies had indicated. Still, there are some 3.5 million NEOs larger than 10 meters across.
Watch for zodiacal light, or false dawn
Big Dipper over Horseshoe Spring, Utah