Science

Krulwich Wonders...
11:31 am
Fri July 12, 2013

The Hardest Thing To Find In The Universe?

iStockphoto.com

Originally published on Sat July 13, 2013 2:06 am

What is rarer than a shooting star?

Rarer than a diamond?

Rarer than any metal, any mineral, so rare that if you scan the entire earth, all six million billion billion kilos or 13,000,000,000,000,000,000,000,000 pounds of our planet, you would find only one ounce of it?

What is so rare it has never been seen directly, because if you could get enough of it together, it would self-vaporize from its own radioactive heat?

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The Salt
11:12 am
Fri July 12, 2013

Heavy Rains Send Iowa's Precious Soil Downriver

Soil erosion after five inches or more of rain fell in one hour across portions of Western Iowa in 2013.
USDA Natural Resources Conservation

Originally published on Tue July 16, 2013 12:33 pm

What a difference a year makes. Last year at this time, the Midwest was heading into one of the worst droughts in decades. Now much of the region is soggy.

But the biggest loser from this year's heavy rains? The land itself.

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Digital Life
9:09 am
Fri July 12, 2013

Protecting Your Online Privacy

With the NSA conducting surveillance on our data and Google scanning our email, how can we protect our personal information? Jon Xavier, digital producer at Silicon Valley Business Journal, discusses the services that you can use to make your information more secure and private.

Energy
9:09 am
Fri July 12, 2013

Trying to Energize the Push for a Smart Grid

For years, electrical experts have been calling for a "smart grid" that could better sense and adapt to changing conditions, from electrical outages to shifts in power consumption. Massoud Amin, referred to by some as the "father of the smart grid," talks about how and why the country should improve its aging electrical infrastructure.

Space
9:09 am
Fri July 12, 2013

Mysterious Radio Bursts, Sent From Deep Space

Reporting in Science, researchers write of discovering four radio bursts from outer space. Physicist Duncan Lorimer, who detected the first such explosion in 2007, discusses what could be causing these radio signals, such as evaporating black holes, an idea proposed by Stephen Hawking in the 1970s.

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