Pluto is coloured red by ammonia spewing from underneath its surface

NASA’s New Horizons spacecraft has found signatures of ammonia on Pluto, which probably spurted from under…

A rose inspires smart way to collect and purify water

A new device for collecting and purifying water was inspired by a rose and, while more…

Thinning forests, prescribed fire before drought reduced tree loss

Thinning forests and conducting prescribed burns may help preserve trees in future droughts and bark beetle…

Birds perceive 'warm' colors differently from 'cool' ones

Birds may not have a word for maroon. Or burnt sienna. But show a zebra finch…

Scientists find telling early moment that indicates a coming megaquake

Scientists combing through databases of earthquakes since the early 1990s have discovered a possible defining moment…

Don't miss: X-Men antics, hunting dark matter and taking on Glorkon

Watch as X-Men’s Jean Grey turns supermutant, visit a dark matter show that wrestles with reality…

Tana Joseph: The Hubble Space Telescope hooked me on science

Astronomer Tana Joseph found her calling as a kid. She talks cosmic beauty, binary black holes…

PIA23243: Curiosity's Three-Frame Mosaic of Clouds

           Target: Mars Mission:  Mars Science Laboratory (MSL) Instrument:  Navcam (MSL) Image Credit: NASA/JPL-Caltech …

PIA23242: Curiosity Sees More Clouds Over Gale Crater

           Target: Mars Mission:  Mars Science Laboratory (MSL) Instrument:  Navcam (MSL) Image Credit: NASA/JPL-Caltech …

PIA23241: Curiosity Sees Drifting Clouds Over Gale Crater

           Target: Mars Mission:  Mars Science Laboratory (MSL) Instrument:  Navcam (MSL) Image Credit: NASA/JPL-Caltech …