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Now that it’s summer in the Northern Hemisphere, our thoughts turn to … mosquitoes! Here’s some handy info from a biologist.
As atmospheric carbon dioxide levels rise, rice plants – the primary food source for more than 3 billion people – produce fewer vitamins and other key nutrients.
A firefly’s familiar glow is caused by a chemical reaction. Explanation here, plus many wonderful firefly photos.
“Based on our observations, we believe that seismic hazard in California is something that varies over time and is probably higher than what people have thought up to now.”
What do you mean by noon? Do you define it by your clock or wristwatch? Or the gnawing in your stomach? Here’s how astronomers think about noontime.
Happy June solstice! Longest day for the Northern Hemisphere. Shortest day for the Southern Hemisphere. Either way … a good time to celebrate!
The downpour took place last weekend in parts of the U.S. Upper Midwest – Wisconsin, Minnesota and especially northern Michigan. Satellite images show the effects on Lake Superior, the largest of the Great Lakes of North America.
Researchers found the 2 fossils in a South Australian fossil bed dubbed “Alice’s Restaurant Bed,” a tribute to the Arlo Guthrie song lyric “You can get anything you want at Alice’s Restaurant.”
See how sunlight falls on Earth’s surface during the solstices and equinoxes, and get a better understanding of why Earth’s tilt causes the seasons.
A bit of amber preserved a drama from 100 million years ago, an interaction between a tick and a spider.
Geyser and Milky Way
Spectacular moon and Venus on Sunday