"The lightsail will travel faster than any previous spacecraft, with potential to eventually open interstellar distances to ...

Some humans have already had a chance to visit space purely for fun. But will that be attainable for regular people anytime ...

BREVARD COUNTY, Fla. – A joint military task force recently conducted search and rescue training off Florida’s east coast as ...

TAU Systems is developing laser-plasma accelerators to simulate cosmic rays and accelerate testing of electronics.

Space exploration would open the door to inhabiting different planets. Space travel provides an insurance policy of sorts. In case the Earth becomes unfit for life, then at least we’ll have a ...

While this latest test doesn’t make nuclear-powered rocket engines viable just yet, it’s an important step on the journey.

Powered by laser light, this tiny sail lays the groundwork for future advances in lightsail technology and the potential for ...

"Chemical rockets that we use today, even with the extra speed boost from flying by planets, or from swinging by the sun for a boost, just don't have the ability to scale to useful interstellar speeds ...

But in some ways, women are potentially better suited for space travel than men. Let’s focus on four factors. Women are generally smaller. Women suffer less from some problematic physical ...

Caltech scientists are developing laser-driven lightsails that could push spacecraft beyond our solar system. Their research ...

Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of what the universe looked like in the moments before it rapidly changed ...

Far from ordinary, it took a cutting-edge NASA design to safeguard these treasures during the Apollo missions Elana Scherr You’ve got questions. We’ve got experts Smithsonian magazine The ...