In San Francisco, officials are being forced to resort to a fish-killing chemical to get rid of a lake's invasive species. Continue reading →
The odds are good that 2014 will become the warmest year in the books, fueled by record ocean warmth.
The pharaoh’s parents were brother and sister, he had a club foot, feminine hips and a large overbite. Continue reading →
As comet Siding Spring speeds away after its Martian encounter on Sunday, our armada of satellites have reported in to signal that they are OK.
The HiRISE camera on board NASA's Mars Reconnaissance Orbiter (MRO) has become the first instrument orbiting Mars to beam back images of comet Siding Spring's nucleus and coma. Continue reading →
If you step outside before dawn during the next week or so, you might be able to see bright meteors streaking through the sky.
As we await a close-up view of comet Siding Spring making its closest approach with Mars, astronomers on Earth have been busy doing some of their own comet spotting from afar. Continue reading →
Astronomers using the Hubble Space Telescope have located at least one and possibly three Kuiper Belt objects that NASA’s New Horizons spacecraft can reach after its flyby Pluto next year. Continue reading →
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