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Aurora and mysterious dust cloud around Mars
Spacecraft spies two strange phenomena in the Martian atmosphere: An unexplained high-altitude dust cloud and aurora that reaches deep into the Martian atmosphere.
March 18, 2015
Extinct giant lobster bigger than a human
A 480-million-year-old fossil of a gigantic sea creature is giving paleontologists insights into the ancestors of modern-day arthropods such as lobsters and scorpions.
March 18, 2015
Most stars have planets in habitable zone
Researchers calculate that billions of stars in our Milky Way galaxy have 1-3 planets in the habitable zone, where there may be liquid water and life.
March 18, 2015
1,400+ new marine creatures identified last year
A global effort to create a consolidated inventory of all existing sea life announced the results of eight years of work.
March 16, 2015
Colors of life on exoplanets
Scientists measure chemical fingerprints for 137 different microorganism species. They hope astronomers will use the colors to recognize life on distant planets.
March 16, 2015
Possible rings around minor planet Chiron
Chiron is the second minor planet and the second centaur - orbiting beyond Jupiter in the outer solar system - suspected to have a ring system.
March 16, 2015
Angara rocket key to Russia’s launch future
With development stalled many times over 20 years, successful Angara test flights have buoyed Russian hopes to compete in the space launch industry.
March 16, 2015
New California earthquake forecast
A new long-term earthquake forecast for California by the U.S. Geological Survey revises estimates for the chances of large earthquakes over the next several decades.
March 16, 2015
Underground ocean on Jupiter’s largest moon
An ocean below the surface of Jupiter's large moon Ganymede has more water than all earthly oceans, according to evidence from the Hubble Space Telescope.
March 15, 2015
Milky Way has 3 more satellite galaxies
At least! Six other objects could be either dwarf galaxies or globular clusters. These humble Milky Way satellites are a key to the dark matter puzzle.
March 13, 2015
