Related topics: space · engine

Earth's richest man Bezos to blast off into space

Jeff Bezos, the richest person in the world, is set to join the astronaut club Tuesday on the first crewed launch by Blue Origin, another key moment in a big month for the fledgling space tourism industry.

Environmental concerns grow as space tourism lifts off

After years of waiting, Richard Branson's journey to space this month on a Virgin Galactic vessel was supposed to be a triumphant homecoming. Instead, the jaunt attracted significant criticism—about its carbon footprint.

Ariane 6 upper stage heads for hot-firing tests

The first complete upper stage of Europe's new Ariane 6 launch vehicle has left ArianeGroup in Bremen and is now on its way to the DLR German Aerospace Center in Lampoldshausen, Germany. Hot firing tests performed in near-vacuum ...

Halted rocket test could stall NASA moon shot, redo possible

NASA is considering a second firing of its moon rocket engines after a critical test came up short over the weekend, a move that could bump the first flight in the Artemis lunar-landing program into next year.

Liquid metal ink liberates form

Today's electronic devices strive for new form factors—to make them foldable, stretchable, and deformable. To produce such devices that are highly stretchable or deformable, it is necessary to develop electrodes and circuit ...

Japan carbon pledge boosts hopes of ammonia backers

Japan's pledge to become carbon-neutral by 2050 is offering hope to industry heavyweights pushing ammonia as the fuel of the future—but critics say the corrosive gas is still far from a clear-cut clean energy.

AI used to show how hydrogen becomes a metal inside giant planets

Dense metallic hydrogen—a phase of hydrogen which behaves like an electrical conductor—makes up the interior of giant planets, but it is difficult to study and poorly understood. By combining artificial intelligence and ...

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