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Superheavy elements round out the seventh row of the periodic table
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The stash of old negatives includes a 97-year-old copy of the photo that helped confirm the Theory of Relativity
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Three countries have already approved the vaccine
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The star Sirius is high in the sky, and comet Catalina is at its brightest
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The world is bracing for record rains and droughts
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And public health officials are scared of what comes next
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A leak is spewing millions of tons of the invisible gas into the skies above Los Angeles
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The tiny biological clocks ticking away inside the body stop when life ends, leaving a timestamp of sorts
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These denizens of the deep usually lurk between 2,000 to 3,000 feet below the surface
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Russia's federal space agency will soon be no more
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People have been leaving a mess out in Earth's orbit
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Some lucky kids got to name this gnarly-looking fish
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The Yutu Rover has discovered a type of basalt unlike anything else ever found on the moon
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The software bug has been miscalculating release dates for 13 years
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A leak in a key instrument on board the InSight lander means the team will have to wait for the next launch window in 2018
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Some conifers' survival is endangered by disease, deforestation and competition
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Fish do it, bugs do it, even some species of snakes do it
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Nearly 15 years later and about 1,000 miles away from the last sighting, the snakes could be making a comeback
Page 321 of 447
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