简介：the science behind the news

原站：http://whyfiles.org

标签：files

“The Why Files”的内容更新

累计：327 篇（自 2008-01-10 起）

更新：约2篇/周，最后更新7 天前

The Why Files

Flying robots

drones everywhere! iraq resents american drones that monitor outside the u.s. embassy in baghdad. iran is delighted to capture a high-tech u.s. drone. and the united states plans more drone purchases even amid slowing growth of the military budget.enlargecourtesy francesc sardathe drone throw is not yet in the olympics, but model airplanes and la... (7 天前)

http://inezha.com/w/d270c081

The Why Files

Let it snow

a capped column snowflake with a collection of rimeif you saw something like this falling from the sky, you might think that the weather outside was indeed frightful. but this dumbbell shaped object is, in fact, a super-magnified snowflake — yes, a snowflake. not so frightful after all.this particular snowflake is a capped column, one of many types ... (14 天前)

http://inezha.com/w/ielqm08k

The Why Files

Reading magma, predicting giant eruptions

super-dangerous super-volcanoes: predictable at last? running short of worries? then ponder the super-volcanoes — earth-bombs that can vomit 10 or 100 or 1,000 cubic kilometers of molten rock. super-volcanoes can change history by creating rivers of red-hot ash moving at highway speed, spreading dust across hundreds of kilometers and spewing vapors th... (14 天前)

http://inezha.com/w/vdi73083

The Why Files

The 4% Universe

the 4% universerichard panek • mariner books, houghton mifflin harcourt, 2011, 297 pp. if many scientific quests should be marked with an academic form of caution tape: “progress = 2 steps forward + step back,” cosmologists have been in steady retreat for decades. the “cosmo” girls (and mainly boys) who explore the origin and fate of the... (15 天前)

http://inezha.com/w/mf7fw08i

The Why Files

Chasing neutrinos at the South Pole

nice: icecube complete! 2010 marked the completion of a bizarre telescope composed mainly of ancient ice. one billion tons of ice.enlargephoto: forest banks/nsfthe south pole station and the icecube laboratory seen from the air. buried a mile deep in the ice at the south pole, icecube is the world’s strangest telescope. composed of water, it’... (20 天前)

http://inezha.com/w/77ldak8b

The Why Files

Ocean fish in hot water

a different sort of fish sandwichthe seas’ most sought-after fish are swimming between a rock and a hard place: the fisherman’s net and an encroaching mass of suffocating water.enlargecourtesy guy harvey, noaathe movements of atlantic blue marlin, such as this one being tagged here, provided researchers with part of the data that lead to their d... (28 天前)

http://inezha.com/w/sciedk84

The Why Files

What is sleet?

what is sleet?enlargephoto: generation x-raywhen precipitation droplets refreeze before hitting the ground, you get sleet.sleet is translucent balls of ice that are frozen raindrops. the most common forms of precipitation are rain, snow, freezing rain, and sleet. in wisconsin, precipitation usually begins as ice particles in a cloud. the temperat... (29 天前)

http://inezha.com/w/w072ck8x

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