The Effects of Global Warming on Polar Bears

The Effects of Global Warming on Polar Bears

Polar bear numbers are expanding The Effects of Global Warming on Polar Bears has been quite significant. “A main Canadian power on polar bears, Mitch Taylor, said: ‘We’re seeing an increment in bears that is truly phenomenal, and in spots where we’re seeing an abatement in the populace it’s from chasing, not from environmental change.’” (Scotsman.com) Polar bears are found […]

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Ice in a planetary cauldron

With temperatures in excess of 800 F, Mercury is one of the last places in the solar system you’d expect to find ice. But when NASA’s Messenger spacecraft transmitted its first optical images of the closest planets to the sun, that’s exactly what scientists discovered. Mercury sits about 36 million miles from the sun, which is roughly 57 million miles […]

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How the moon was made

How the moon was made

People always wonder how the moon was made. The birth of the planets 4.5 billion years ago was extremely violent. They grew to full size by absorbing rival planet embryos in a series of titanic collisions—one of which probably gave Earth its moon (below). The moon’s large size, low density, and other features suggest that it emerged from an explosion […]

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Social media: Now, even babies tweet

“Harper Estelle Wolfeld-Gosk has 6,282 Twitter followers,” said Joe Coscarelli in NYMag.com. “She’s 2 weeks old.” The infant daughter of Today show correspondent Jenna Wolfe is just one of thousands of kids who have Twitter accounts that are written in their voices but are “set up, maintained, and authored by parents.” Here’s a sample of little Harper’s tweets: “Pooped AND […]

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