ESA's tiny pinhole thruster is ready for production

Rocket propulsion technology has progressed leaps and bounds since the first weaponized rockets of the Chinese and Mongolian empires. They were nothing more than rocket-powered arrows and spears but they set the foundations ...

Could puncturing a satellite's battery help it deorbit faster?

A few years ago, there was a panic about lithium-ion batteries that exploded and could do things like take down a jetliner. On a recent trip, an airline asked passengers to turn in any devices with batteries that had been ...

New strategy proposed for ultra-long cycle lithium-ion battery

In recent years, lithium-ion batteries have been widely used in many fields. Compared with traditional lithium ion battery cathode materials, more lithium ions in lithium-rich manganese-based cathode materials of unit mass ...

Producing hydrogen from seawater

In her research on bone tissue engineering, Dr. Marta Cerruti has worked for years with graphene, a single sheet of carbon atoms with incredible properties—electrical conductivity and the ability to support tremendous weight. ...

New method to enrich uranium in seawater

Researchers at the Institute of Modern Physics (IMP) of the Chinese Academy of Sciences (CAS) have developed an innovative method of pre-enriching uranium in seawater by membrane filtration.

page 1 from 10