WISE Is Chilling Out
Space & Earth / Space Exploration
7 hours ago |
4.5 / 5 (2) |
0
(PhysOrg.com) -- Engineers are busy cooling the science instrument on NASA's Wide-field Infrared Survey Explorer, or WISE. The spacecraft is scheduled to blast into space from Vandenberg Air Force Base in ...
Seeing stars, Proba-2 platform passes its first health check
Space & Earth / Space Exploration
8 hours ago |
4.5 / 5 (2) |
0
(PhysOrg.com) -- Into its second week in orbit, Proba-2's spacecraft platform has proven to be in excellent health. This leaves the way clear for commissioning the many new technology payloads aboard the mini-satellite, ...
A Tale of Planetary Woe (w/ Video)
Space & Earth / Space Exploration
9 hours ago |
4.7 / 5 (6) |
1
Once upon a time — roughly four billion years ago — Mars was warm and wet, much like Earth. Liquid water flowed on the Martian surface in long rivers that emptied into shallow seas. A thick atmosphere blanketed ...
Researchers Discover Use for Carbon Dioxide in Conversion of Biomass Into Biofuel
9 hours ago |
3.9 / 5 (8) |
1
(PhysOrg.com) -- Researchers at Columbia University have successfully discovered a beneficial use for carbon dioxide in the conversion of organic materials, such as grass and bark, into fuel. Their findings ...
Early life on Earth may have developed more quickly than thought
Space & Earth / Earth Sciences
10 hours ago |
4.9 / 5 (12) |
0
The Earth's climate was far cooler -- perhaps more than 50 degrees -- billions of years ago, which could mean conditions for life all over the planet were more conducive than previously believed, according ...
A lightning strike in Africa helps take the pulse of the sun
Space & Earth / Space Exploration
10 hours ago |
4.9 / 5 (7) |
0
Sunspots, which rotate around the sun's surface, tell us a great deal about our own planet. Scientists rely on them, for instance, to measure the sun's rotation or to prepare long-range forecasts of the Earth's ...
Earth's early ocean cooled more than a billion years earlier than thought (w/ Video)
Space & Earth / Earth Sciences
11 hours ago |
4.9 / 5 (7) |
0
(PhysOrg.com) -- The scalding-hot sea that supposedly covered the early Earth may in fact never have existed, according to a new study by Stanford University researchers who analyzed isotope ratios in 3.4 ...
Exoplanets Clue to Sun's Curious Chemistry
12 hours ago |
4.9 / 5 (14) |
11
(PhysOrg.com) -- A ground-breaking census of 500 stars, 70 of which are known to host planets, has successfully linked the long-standing "lithium mystery" observed in the Sun to the presence of planetary systems. ...
A bubbling ball of gas (w/ Video)
Space & Earth / Space Exploration
13 hours ago |
5 / 5 (12) |
5
The Sun is a bubbling mass. Packages of gas rise and sink, lending the sun its grainy surface structure, its granulation. Dark spots appear and disappear, clouds of matter dart up - and behind the whole thing ...
NOAA deploys new 'smart buoy' off Annapolis
14 hours ago |
5 / 5 (1) |
0
NOAA deployed the seventh in a series of "smart buoys" to monitor weather conditions and water quality in the Chesapeake Bay today. The buoy, located at the mouth of Severn River near Annapolis, Md., will be used by commercial ...
Reducing greenhouse gases may not be enough to slow climate change
19 hours ago |
2.3 / 5 (6) |
4
Georgia Tech City and Regional Planning Professor Brian Stone publishes a paper in the December edition of Environmental Science and Technology that suggests policymakers need to address the influence of global deforestation ...
Rapid star formation spotted in 'stellar nurseries' of infant galaxies
20 hours ago |
4.8 / 5 (4) |
1
The Universe's infant galaxies enjoyed rapid growth spurts forming stars like our sun at a rate of up to 50 stars a year, according to scientists at Durham University.
Central Africa's tropical Congo Basin was arid, treeless in Late Jurassic
Space & Earth / Earth Sciences
Nov 10, 2009 |
5 / 5 (2) |
0
The Congo Basin -- with its massive, lush tropical rain forest -- was far different 150 million to 200 million years ago. At that time Africa and South America were part of the single continent Gondwana. The Congo Basin was ...
Atomic Particles Help Solve Planetary Puzzle
Space & Earth / Earth Sciences
Nov 10, 2009 |
4.5 / 5 (11) |
0
(PhysOrg.com) -- A University of Arkansas professor and his colleagues have shown that the Earth's mantle contains the same isotopic signatures from magnesium as meteorites do, suggesting that the planet formed ...
Electronic Waste Needs to Go Green
Nov 10, 2009 |
3 / 5 (2) |
0
(PhysOrg.com) -- Americans love their consumer electronics, but what happens to all the gadgets when their useful life is over? Despite being one of the largest generators of "e-waste" in the world, the U.S. has no federal ...
