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Dust devils on Earth and Mars
Researchers spent 5 years studying dust devils in earthly deserts. They said their research has implications for climate and weather on both Earth and Mars and for human health.
September 18, 2017
Irma turns Caribbean islands brown
Wow. Check out these satellite images of Caribbean islands before and after Hurricane Irma
September 13, 2017
Openings in Antarctic sea ice influence global climate
Heat escaping through openings in sea ice influences sea and atmospheric temperatures and wind patterns around the globe - even rainfall around the tropics, says new study.
September 13, 2017
Does organic material in comets predate our solar system?
"If cometary organic molecules were indeed produced in interstellar space—and if they played a role in the emergence of life on our planet—might they not also have seeded life on many other planets of our galaxy?"
September 13, 2017
Our Age of Humans in a galactic context
A proposed new classification system - somewhat like the well-known Kardashev scale for classifying extraterrestrial civilizations - and a new way of thinking about human sustainability on Earth.
September 12, 2017
Thursday night was fantastic for auroras
Space weather forecasters predicted the possibility of strong geomagnetic storms, resulting in a strong display of the aurora borealis, or northern lights … and they were right!
September 8, 2017
Human antidepressants found in brains of Great Lakes fish
“Fish are receiving this cocktail of drugs 24 hours a day, and we are now finding these drugs in their brains.”
September 7, 2017
See an extra-red moon or sun this week?
If you live in the U.S. or Canada, a peculiarly red moon - or very spectacular sunrise or sunset - might be due to smoke from wildfires. Click in for images from Earth and space.
September 6, 2017
How Harvey churned up, and cooled down, Gulf waters
These maps show how the deluge of fresh rainwater and ocean mixing from hurricane Harvey combined to dramatically alter the surface waters of the Gulf of Mexico.
September 6, 2017
