kris

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NASA uses emergency exception to save Mars mission from government shutdown

Amid all the doubt and uncertainty surrounding the federal government shutdown, there’s at least one piece of good news this week: NASA’s plans to send a probe to Mars on November 18th are figuratively cleared for liftoff. Originally thought to be sidelined following news of NASA’s budget freeze, …

Opportunity to see Venus in daytime on October 7 and 8

October 7 and 8, 2013 present two chances for seeing Venus in daylight, because the moon appears near this planet.<p>Have you ever seen the moon in a …

Astronomy

The Week In Numbers: NASA Shuts Down, The First Artificial Pancreas, And More

<b>97 percent</b>: the portion of NASA employees who were furloughed by the government shutdown this week. Happy 55th birthday, NASA.<p><b>1,800 degrees Fahrenheit</b>: the estimated temperature of Kepler-7b, the first planet outside of our solar system on which scientists have been able to map out clouds<p><b>5</b>: the …

FYI: Which Came First, The Chicken Or The Egg?

Short answer: the egg.<p>Chickens, as a species, became chickens through a long, slow process of evolution. At some point, a chicken-like bird produced an offspring that, due to some mutation in its DNA, crossed the threshold from mere chicken likeness into chicken actuality. That is to say, a …

Raid Your Kitchen To Build This Potato Chip Speaker [Video]

For that crispy, crunchy audio<p>In 1921, two scientists made the first modern loudspeaker out of magnets, wire, and paper. Now manufacturers use synthetic fibers and even ferrofluid. Why stop there? Your kitchen contains plenty of materials to build a functional woofer. A potato chip works as a …

How To Build A 2,073-Foot Skyscraper

Inside the construction of the Shanghai Tower.<p>When it opens in 2014, the Shanghai Tower won't just be the world's second-tallest building. The 2,073-foot-high skyscraper, designed by the architecture firm Gensler, will be a showcase of 21st-century engineering, introducing the innovations that …