Leonard David

They can detect clouds of metal generated by falling satellites and rocket bodies. Scientists are using a new technique to study incoming space debris and its effects on Earth's atmosphere.

The faster it goes, the greater the loads. NASA is testing the limits of future Mars aircraft as it works to develop a next-generation fleet of helicopters that will fly through the thin atmosphere of the Red Planet.

"The question is what comes next, because this release raises more questions than it answers."

"We will comprehensively boost relevant technical maturity and task reliability, so as to lay a solid foundation for China's first crewed lunar landing."

"While mass drivers can bootstrap an off-world economy, they carry an equally potent and unsettling military capability: the ability to operate as an unassailable, undetectable first-strike platform."

The sandfish locomotion idea has been adopted from Scincus scincus, a lizard found in the Sahara desert.

The company is now "a conglomerate with exposure to AI, advertising, communications and space manufacturing and operations."

BOULDER, Colorado — Researchers are calling for increased attention and better protection against the rising introduction of exotic materials into

"The moon may become humanity's first line of biological defense."