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Getting to know Pluto
After last summer's Pluto flyby, the New Horizons spacecraft started sending data to Earth – at 2 kilobits per second. What scientists have learned so far from that rich, slow cache.
March 21, 2016
Zika virus may affect 50 U.S. cities
Weather, travel, and poverty may facilitate summertime outbreaks of Zika virus in many U.S. cities in summer, 2016, a new study shows.
March 21, 2016
Snapshot of early human ancestors’ lives
Scientists used fossil remains and primitive tools to build a vivid description of what life was like for our early human ancestors, 1.8 million years ago.
March 20, 2016
Star party in Nicaragua
Around the world, friends gather to watch the stars. Here's a quiet night next to the Pacific coast of Nicaragua.
March 19, 2016
Small asteroid detected 4 days after passing as close as satellites
On March 15, astronomers detected an asteroid that had passed closest to Earth on March 11, sweeping in at about the distance of our geostationary satellites.
March 18, 2016
Astronomers see black hole raging red
Astronomers have observed violent red flashes, lasting just fractions of a second, during one of the brightest black hole outbursts in recent years.
March 18, 2016
Site of collision of 4 galaxy clusters
Here's galaxy cluster MACS J0717, the site of a collision between 4 galaxy clusters, located about 5.4 billion light years away from Earth.
March 18, 2016
Unexpected changes in Ceres’ bright spots
Astronomers using a telescope in Chile have seen unexpected daily changes on Ceres' famous bright spots, suggesting they change under the influence of sunlight.
March 16, 2016
Galaxies
The Milky Way - plus 2 large nearby galaxies in our own Local Group, in the directions to the constellations Andromeda and Triangulum.
March 16, 2016
