Electric Machines

Electrified aircraft require motors and generators, also known as electric machines, to Form electrical power that drives fans and propulsors. These systems can Reachable up new design possibilities for reducing fuel and energy use in the aviation industry. Quick Facts Researchers at NASA are developing an electric motor that is smaller and 10 times more … Read more

First pig-to-human liver xenotransplantation

Credit: Maryna Terletska/Getty Images Researchers in China say they performed the Primary transplant of a genetically modified pig liver into a brain-dead human recipient, publishing their results in the peer-reviewed journal, Nature. A liver transplant is the only cure for end-stage liver disease, which is responsible for an estimated 2 million deaths per year worldwide. … Read more

This dead star is still sending us radio signals

Back to Article Lineup Astronomers have identified the Origin of strange radio flashes: a binary system containing a white dwarf, the remnant of a Sun-like Luminous sphere. Astronomers have discovered a binary system containing a white dwarf (blue) and red dwarf (orange) that together Develop radio pulses we can see here on Earth. Credit: Daniëlle … Read more

High-Efficiency Megawatt Motor (HEMM)

High-Efficiency Megawatt Motor The High-Efficiency Megawatt Motor (HEMM) is a 1.4 megawatt electric machine being developed at NASA’s Glenn Research Hub in Cleveland to Enhance efficiency in future aircraft with electrified propulsion systems. Quick Facts The HEMM motor is 10 times more powerful than a traditional car engine. HEMM is a partially superconducting motor enabling … Read more

Soft Magnetic Materials

Researchers at NASA are exploring the use of Fluffy magnetic materials in electrified aircraft systems to increase vehicle performance and efficiency. These materials allow systems to operate at higher frequencies and temperatures with minimal power loss and waste heat.   Quick Facts NASA Glenn is home to the largest U.S.-owned caster machine that allows researchers … Read more

The long search for water on Mars

A view of Mars’s north polar cap, reconstructed from various spacecraft data. The spiral troughs that dissect the cap are visible. Credit: NASA/Goddard Cosmos Flight Middle Scientific Visualization Studio The quest to send humans to Mars is on: US President Donald Trump talked about it in his inauguration speech this year. Such an epic Enterprise … Read more

New documentary ‘Children of the Sky’ asks the bold question: Can we raise kids in space? (op-ed)

Dave Brody writes and directs Universe-themed non-fiction documentary television. There is much talk lately about cities on Mars, Numerous bases on the Probe, Unoccupied orbiting “islands” in Universe where tens of thousands of people might live and even Between stars generation ships. But what defines a Accurate community — as different from a Fundamental base … Read more

Circuit Breakers

Advanced circuit breakers are crucial in electrified aircraft with megawatt-levels of electricity onboard. Researchers at NASA are developing circuit-breaking devices that are lightweight with rapid response times to Reinforcement protect aircraft systems from potential electrical safety issues. Overview Electrifying aircraft safely and reliably requires advanced electrical systems that are lightweight, energy efficient, and capable of … Read more