michael pallini

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A Light Bulb Powered By Bacteria

Three college students are building an electricity-free light bulb for the masses.<p>We've all basked in the glow of different light bulbs: incandescent, fluorescent, halogen, neon, LED, and more. But a lamp that harbors living, light-emitting bacteria -- a biological bulb, if you will -- is something …

Is your dog happy to see you? Look at its eyebrows to find out

Dogs use specific facial expressions to show how happy they are to see their owners, scientists have found.<p>While most dog owners will recognise their pet’s wagging tail as a sign of joy, they may also want to pay more attention to their animal’s face the next time they walk in through the front …

Pets

The World's Spookiest Weapons

Cyborg animals, psychotropics and flying lasers are just some of the terrifying weapons government labs have cooked up over the years<p>Atom bombs are just the beginning. In the last half-century, the greatest military minds on Earth have developed an arsenal of weapons to make mutually assured …

How to learn the periodic table in 3 minutes

In high school science classes, students are encouraged to memorize the first 20 elements of the periodic table. There are other methods employed at …

Periodic Table

What The X-47B Reveals About The Future Of Autonomous Flight

Five things you need to know about the X-47B, the U.S. military's first unmanned, autonomous combat jet.<p>When the Navy's X-47B drone screamed skyward off the aircraft carrier <i>USS George H.W. Bush</i> in May, those of us standing on the flight deck knew we were witnessing history: a robot flying …

America the Beautiful: 50 States in 50 Photos

At 3.79 million square miles (9.83 million km2) and approximately 315 million people, the United States is the third largest country by land area and …