Nola Taylor Redd

Winners of the Origins of Life Challenge, a privately funded award looking for how life first began, have been announced.

The International Space Station's weightless lab offers the chance to study Earth's magma.

Scientists used the Hobby-Eberly Telescope in Texas to study the evaporating planet.

One important interstellar molecule has puzzled scientists for years, but a return to the basics of quantum mechanics has allowed them to understand it at last.

National parks across the United States stand ready to help visitors safely view the Venus' last transit of the sun for more than a hundred years.

The new laser frequency comb promises a tenfold increase in planet-hunting accuracy.

Japan's Hinode satellite will be the only solar observatoryto study this Sunday's solar eclipse.

The thin atmosphere of Mars, once thought unable to maintain winds to move dunes, could in fact be helping them shift today.

The discovery of this volcanic glass on Mars could steer scientists toward subglacial lakes where life could thrive.

The two planets were created from a giant world that was ripped apart, scientists say.

Alien planets around red dwarf stars could improve chances of finding extraterrestrial life.

A pulsar near the black hole could help scientists understand how it distorts the space-time.

Astronomers aren't sure what is causing these unidentified gamma-ray emissions in space.

NASA's NuSTAR mission will peer through the dust and gas to see what what lies in the centers of other galaxies.

Some remnants of Martian lakes boast clays that could have preserved signs of life, while still more might remain buried beneath the surface

The surprising disappearance of a steady pulsar could reveal hints about what powers these stars.

The close pass of the asteroid Eros this week allows astronomy buffs to measure the size of the solar system.

Stars driven by dark matter may not be able to hide much longer.

The sun's violent activity expands Earth's atmosphere, which increases the rate that space junk falls from orbit.

Energy thought lost was hiding in Earth's oceans.

Dangerous electrons from nearby radiation belts are more likely to escape into space than spiral down toward Earth.

An observatory in Chile is capturing "Hubble-quality" images from the ground.

The binary stars were detected by their gamma-ray signals only, not X-rays.

A 9-billion-year--year-old star explosion may yield clues about the expansion of the universe.

Astronomers have solved the puzzle of the companion that, along with a white dwarf, causes a Type 1a supernova.