Andrey Smaev steps up for an intense arm wrestling challenge, showing raw power, massive grip strength, and serious ...

THE long-anticipated funeral ceremony of Ali Khamenei has begun four months after the tyrant was assassinated in joint ...

Most prosthetic hands today still struggle with a fundamental problem: No two amputees are the same, yet most devices are designed as if they are. That mismatch makes natural, intuitive control ...

NASA astronauts Chris Williams and Jessica Meir completed a 7-hour, 20-minute spacewalk Tuesday to replace a malfunctioning ...

The orbital surgery on the International Space Station returned the Canadian-built robot arm to full health after its "wrist" ...

The Supreme Court on Monday dramatically expanded presidential power, upholding President Donald Trump’s firings of the heads ...