How Much Power Does The Human Brain Require To Operate?
popsci.com — According to Kwabena Boahen, a computer scientist at Stanford University, a robot with a processor as smart as the human brain would require at least 10 megawatts to operate. That's the amount of energy produced by a small hydroelectric plant. (Submitted by divinediva) More…
Martian landscapes (PICS)
boston.com — Collected here is a group of images from HiRISE over the past few years, in either false color or grayscale, showing intricate details of landscapes both familiar and alien, from the surface of our neighboring planet, Mars. I invite you to take your time looking through these, imagining the settings - very cold, dry and distant, yet real. (Submitted by MrBabyMan) More…
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Best Buy Employees Turn Carolers For A Day view!
www.youtube.com/bestbuy - Go behind the scenes to see real employees croon their way to star in Best Buy’s holiday campaign.
Scientists Reproduce a Building Block of Life For First Time
physorg.com — NASA scientists studying the origin of life have reproduced uracil, a key component of our hereditary material, in the laboratory. They discovered that an ice sample containing pyrimidine exposed to ultraviolet radiation under space-like conditions produces this essential ingredient of life. (Submitted by MarkBrent) More…
Everything You Were Taught About The New World Was Wrong
theatlantic.com — Before it became the New World, the Western Hemisphere was vastly more populous and sophisticated than has been thought—an altogether more salubrious place to live at the time than, say, Europe. (Submitted by redsfaithful) More…
NASA Turns Two Unmanned Warplanes Into Environmental Scouts
treehugger.com — The Northrop Grumman RQ-4 Global Hawk unmanned aerial vehicle (UAV) is quite an impressive piece of hardware. It can stay in the air for more than a day, has a range of 3,400 miles, and at very high altitude (its record is 19,928 meters (65,380.6 ft)). Usually it's the military that would have control over these UAVs, but two Global Hawks have... (Submitted by biofriendlyblog) More…
What's in our water?
physorg.com — Although America's supply of drinking water is considered among the world's safest, there is an urgent need to develop more stringent regulations to guide how water is monitored for pollutants, according to April Gu, assistant professor of civil and environmental engineering at Northeastern ... (Submitted by louiebaur) More…
Dow Chemical finally agrees to clean up dioxin pollution
latimes.com — U.S. EPA and Dow announced a deal they contend will finally address dioxin contamination from the company's chemical complex in Midland, about 200 miles from Chicago. Records show Dow has known since at least the mid-1960s that dioxins could sicken or even kill people, but the company insists the contamination does not pose health risks. (Submitted by naturalpapa) More…
Some of the Universe's First Galaxies Discovered
space.com — A new survey has found 22 of the earliest galaxies to form in the universe, confirming the age of one at just 787 million years after the theoretical Big Bang. These and other galaxies from the universe's childhood could help shed light on the conditions that governed the early universe. (Submitted by benb24) More…
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