Russia's state-owned Rosatom announced a prototype plasma engine which could speed up travel to other planets.

Sample integrations built by Stripe.

Free body diagrams do not need to be drawn to scale but it can sometimes be useful if they are. It is important to label each arrow to show the magnitude of the force it represents. The type of ...

As Arianespace prepares for its first commercial Ariane 6 launch, it is projecting a manifest for the vehicle backloaded to the second half of the year.

Ellie Cook is a Newsweek security and defense reporter based in London, U.K. Her work focuses largely on the Russia-Ukraine war, the U.S. military, weapons systems and emerging technology.

Trump ordered airstrikes in Somalia, targeting a senior ISIS member and his recruits, with no reported civilian casualties as of Saturday afternoon. U.S. carriers were in Thailand, Japan and the ...