MAP APPS, EARTH AND BEYOND

– “Google Earth Pro,” which used to cost $400 a year, is now free. It can print much more detailed images, import thousands of addresses at once to be pinned on a map, capture high def videos of what’s on the screen, and measure distances using paths, circles and other shapes. It can measure the acreage of an area quickly or open ESRI files, the common format for Geographic Information Systems.

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A SCIENTIST’S CURIOSITY CABINET

Bit.ly/scicabinet is a kind of science “curiosity cabinet,” a term used to describe collections of marvels in Renaissance times. This modern cabinet contains videos explaining the wonders of science. We watched videos on the electric motor and cannons. The videos are amateurish, but that doesn’t mean you won’t learn something.

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X-RAY VISION AND BEYOND

Chromoscope.net displays the Milky Way (our galaxy) in several wavelengths. If you were an alien with x-ray vision the galaxy would look quite different to you, so probably would we. Wave lengths shown add gamma rays and radio waves. Here’s looking at you, kid.

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WHY TOOTHPASTE MAKES EVERYTHING TASTE BITTER

Smithsonianmag.com   Click “Smart News” to find fun articles. We learned why toothpaste makes everything taste bitter, why we weigh more on Mondays and why the International Space Station is getting an espresso machine.

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LOVELORN FISH MAKES CROP CIRCLES

“BBC One Pufferfish” Google those words or click the link to see an amazing video of a puffer fish drawing elaborate designs in the sand to impress a female. Imagine: guys trying to impress girls.

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8 SCIENCE PROJECTS KIDS WILL LOVE

Search on the words “8 YouTube Science Projects Kids Will Love” for some neat stuff.

One is called “Milk into Stone: Life in Plastic, It’s Fantastic.” It shows you how ordinary milk and vinegar can be poured into a cookie cutter or other mold. After a couple of days it’s as hard as stone.

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EVERYDAY CHEMISTRY

“Reactions: Everyday Chemistry” Search on those words to find a fun YouTube video series with topics like: “Why does bacon smell so good?” or “Accidental Discoveries that Changed the World” – like turning tar into dyes and sweeteners.

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ROACH AND RESCUE

Search and rescue dogs are fine for finding trapped victims but cockroaches can go anywhere – unfortunately.

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FOLLOWING CONSTELLATIONS

Heavens-above.com follows satellites and constellations. There are many dozens of satellites in orbit around the Earth and this will tell you which is which, and where. There’s even a satellite for amateur radio operators. Also has information on stars and constellations.

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FASCINATING SCIENCE BITS

IFLscience.com has fascinating bits, including “21 GIFs that explain mathematical concepts.” For instance, did you know that the number Pi (3.14159 etc.), is equal to the distance traveled by rolling a wheel exactly one revolution? That distance turns (ha, ha) out to be 3.14 times the diameter. This is true no matter what size the wheel.

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