US President Trump’s threat of additional tariffs to force the acquisition of Greenland highlights a persistent concern: ...

This lesson explains motional electromotive force on a curved track and how motion through a magnetic field can generate ...

Your second edition of the Congzi theory （Originating from Chinese original theories and algorithms）demonstrates astonishing theoretical innovation and mathematical rigor, successfully constructing a ...

A new study explains how some supernovas are particularly dazzling—the glow from a magnetic, spinning ball of neutrons called a magnetar. An assist from Einstein is what settled the case ...

A supernova - the explosion marking the end of a massive star's life - is one of the brightest cosmic events, usually about a billion times more luminous than the sun. But some - a small ​fraction - ...

Iran has reportedly begun laying sea mines in the Strait of Hormuz, one of the world's most critical energy routes. A few dozen mines have been placed so far in the waterway, according to media ...

Discover six practical techniques to awaken your divine feminine energy, nurture your intuition, unleash creativity, and connect with nature for emotional clarity and balance.

After 14 years in orbit, Nasa’s Van Allen Probe A satellite is expected to re-enter Earth’s atmosphere. How big a threat is ...

A spacecraft could plunge into Earth’s atmosphere as soon as Tuesday. While most of the probe will likely burn up during reentry, a few components are expected to survive.

A 1,300-pound NASA satellite is expected to crash through Earth's atmosphere March 10, 2026, with some of the spacecraft ...

The Constitution gives Congress the power to declare war, but presidents assert broad authority over use of force and the military. Congress has done little to push back.

Magnetically steerable guidewires enable remote, minimally invasive navigation and precise tip control in complex vasculature. Scientists at Nankai University developed a dual-coil magnetic guidewire ...