As the United States prepared new nuclear designs for postwar testing, scientists faced a challenge: gamma-ray experiments ...

Is there anything more dramatic than an exploding star? More than just extraordinarily bright, energetic events that can light up the sky for months, these explosions play important roles in the ...

NASA has an audacious plan to save a space telescope by using a rocket launched midair from a former passenger airliner.

In a first-of-its-kind experiment, scientists have recreated "cosmic fireballs" here on Earth in a particle accelerator.The experiment aimed to investigate the stability of jets of high-temperature ...

Scientists have uncovered the earliest chemical evidence of life on Earth in a discovery that could revolutionise our ...

Swift observations with the European Southern Observatory’s Very Large Telescope (ESO’s VLT) have revealed the explosive death of a star just as the blast was breaking through the star’s surface. For ...

Swift observations with the European Southern Observatory's Very Large Telescope (ESO's VLT) have revealed the explosive death of a star just as the ...

Detailed price information for Reexploration Inc (REE-X) from The Globe and Mail including charting and trades.

What was once the leading explanation for dark matter may have simply been underestimating the mass of the particles that ...

Unexplained gamma ray radiation coming from the edge of the Milky Way galaxy could be produced by self-annihilating dark ...

Physicists have demonstrated with unprecedented accuracy that the speed of light remains constant. In 1887, a landmark physics experiment was carried out by American researchers Michelson and Morley.

NASA’s Fermi telescope has detected a 20-GeV gamma-ray halo around the Milky Way’s center that may match dark-matter annihilation.