About a quarter of children in the United States are born two to three weeks before their due date, which qualifies them as "early term." Pregnancies typically last 40 weeks, so you might think that being born two to three ...
Environment
Dec 3, 2019
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Global warming is accelerating, driven by the continuing rise in greenhouse gas emissions. Australia's climate has warmed by just over 1°C since 1910, with global temperatures on course for a 3-5°C rise this century.
Environment
Sep 19, 2019
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9
Mars may have a reputation for being a desolate world, but it is certainly not dead: its albeit thin atmosphere is still capable of whipping up a storm and, as this image reveals, send hundreds – maybe even thousands – ...
Space Exploration
Apr 8, 2019
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22
Sheets of plastic similar to that used for garbage bags, packing tape, some string, a little charcoal dust and a white shoebox-size box are more than odds and ends. These are the supplies Danny Bowman, a Sandia National Laboratories ...
Earth Sciences
Jan 11, 2018
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11
NASA on April 24 launched a football-stadium-sized, super-pressure balloon on a mission that aims to set a record for flight duration while carrying a telescope that scientists at the University of Chicago and around the ...
Space Exploration
Apr 26, 2017
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5
Contact lenses, spectacles and eye implants are now being made more accurately thanks to research instruments flying on the International Space Station.
Engineering
Dec 22, 2016
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7
Solar chimneys can be teamed with fuel cells to provide more electricity more economically and all year round, according to mathematical analysis.
Energy & Green Tech
Sep 4, 2015
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In space everything is different. In a world with no up or down, hot air does not rise and liquids behave differently, too. In your kitchen, salad dressings will separate into the heavier vinegar on the bottom and the lighter ...
Space Exploration
Jun 3, 2015
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36
The Calbuco volcano, a 2,000 metre peak in southern Chile, sent a column of ash about 15km skywards twice on the night of April 22 and early the following morning. As the risk of deadly flows of ash and hot air was immediate, ...
Earth Sciences
Apr 27, 2015
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300
The battle for live streaming smartphone video heated up Thursday as Twitter launched its Periscope application, taking on fast-rising online rival Meerkat, which unveiled a fresh round of capital investment.
Internet
Mar 26, 2015
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