Single-atom catalysts (SACs), with their excellent metal atom utilization and unique physicochemical properties, hold promise ...

The European Space Agency's new documentary short tackles the question of whether space debris has reached crisis level.

Conquer Space! A space themed grand strategy set in the present to near future, with emphasis on economics, politics, and society, with realistic orbital mechanics.

Designated Orbital Test Vehicle-7 (OTV-7), the autonomous spacecraft launched on December 28, 2023, marking several firsts for the program – including its first flight aboard SpaceX’s Falcon ...

"The universe is filled with a range of three-body systems, including the closest stars to Earth, the Alpha Centauri star system, and we're finding that the Kuiper Belt may be no exception!" ...

In magnetic systems, angular momentum is carried by spin and orbital degrees of freedom. Nonlocal devices, comprising heavy-metal nanowires on magnetic insulators like yttrium iron garnet (YIG), ...

Whether you’re prepping a rough wood surface or stripping an existing finish, an orbital sander achieves ... of sanding tasks and applications. For example, a variable-speed sander with a ...