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Comet Hitchhiker concept takes a step
A spacecraft using Comet Hitchhiker orbits and lands on multiple comets and asteroids using a harpoon and tether and the energy of motion of the small bodies themselves.
September 3, 2015
Plastic bits in 90% of seabirds
A new study estimates that almost all seabirds have eaten plastic.
September 2, 2015
Can El Niño end California drought?
El Niño is expected to bring heavy rains to drought-stricken California. That prospect raises the question: what would it take for the drought to be over?
September 2, 2015
Bats also face chemical threats
Cave-dwelling bats are fighting an epic battle against the fungal disease white-nose syndrome. Now, they may be facing another foe — chemical contaminants.
September 1, 2015
Double black hole powers nearby quasar
One black hole may be 4 million solar masses, about the same mass as our Milky Way's central black hole. The other may be 150 million solar masses.
August 31, 2015
Linked: Amazon wildfires, Atlantic hurricanes
Years of data on storms and sea surface temps show a correlation between a warm North Atlantic Ocean - more destructive hurricanes - and a fire-prone Amazon.
August 31, 2015
Record-breaking three Category 4 hurricanes in Pacific
First recorded occurrence of three Category 4 hurricanes in central and eastern Pacific basins at once. Hurricane Center in Honolulu issuing advisories on all three.
August 30, 2015
New Horizons’ potential next flyby target
New Horizons will perform four maneuvers in October and November to veer toward 2014 MU69 - an object in the Kuiper Belt - aiming for a January 1, 2019 encounter.
August 30, 2015
Skydiving spider discovered in South America
Biologists have discovered a nocturnal hunting spider that can steer while falling. Watch it glide!
August 28, 2015
Origin of Saturn’s F ring and shepherd moons
The F ring, Saturn's outermost ring, is perhaps the most active ring in our solar system, with features changing on a timescale of hours.
August 28, 2015
