
Lonely galaxy lost in space
Most galaxies are clumped together in groups or clusters. A neighboring galaxy is never far away. But this galaxy, known as NGC 6503, has found itself in a lonely position, at the edge of a strangel ... more
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Putting 2 and 2 together
Researchers at Princeton have developed a cobalt-catalyzed [2p+2p] reaction that may give unprecedented access to cyclobutanes, four-membered ring-containing molecules. Previous [2p+2p] reactions, s ... more
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Heavy snow in US strands drivers in 100-vehicle crash
Chile wildfires rage for third day, entire towns wiped out
Death toll from floods rises in Mozambique, South Africa
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Vanishing friction
Friction is all around us, working against the motion of tires on pavement, the scrawl of a pen across paper, and even the flow of proteins through the bloodstream. Whenever two surfaces come in con ... more
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Tiny but precise: The most accurate quantum thermometers
Scientists have defined the smallest, most accurate thermometer allowed by the laws of physics - one that could detect the smallest fluctuations in microscopic regions, such as the variations within ... more
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China launches space junk monitoring center
China on Monday launched a space junk monitoring center to protect its spacecraft in orbit. The new center, to be managed by the State Administration of Science, Technology and Industry for National ... more
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Nearby 'dwarf' galaxy is home to luminous star cluster
A team of Tel Aviv University and UCLA astronomers have discovered a remarkable cluster of more than a million young stars are forming in a hot, dusty cloud of molecular gases in a tiny galaxy very ... more
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How to cut a vortex into slices
A lot of problems, associated with the mixing of the liquid in the microchannels, could be solved via proper organization of the inhomogeneous slip on the walls of these channels.
This is the ... more
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