Tensions between presidents Trump and Zelenskyy had been simmering behind the scenes before they went very public this week.

Elon Musk's internet satellites have been a game changer for people in rural areas, but scientists are alarmed that plans to ...

YR4 has a very small chance of striking Earth when its orbit briefly intersects our planet's in December 2032.

The head of planetary defense at the European Space Agency discusses 2024 YR4, an asteroid with a small chance of striking ...

New research suggests that dark energy isn't needed to explain the acceleration in the expansion of the universe — instead ...

The research has been published in the peer-reviewed journal Nature.

For a long time, scientists thought the Earth's inner core was a solid ball of metal, sort of like a planet within a planet ...

A flurry of new births at London Zoo in the past months has been keeping zookeepers, and the new parents, on their toes.

The chances of asteroid 2024 YR4 colliding with Earth in 2032 hit a record high. Experts expect the risk percentage to fluctuate before likely dropping to zero. Here’s why.

Apple's partner Globalstar files an FCC application to operate 48 low-Earth orbiting satellites, which it says will improve ...

Brian Cox and Robin Ince slice deep into the lesser explored world beneath us. To join them on the journey from the crust to the core they are joined by seismologist Ana Ferreira, geologist Chris ...

Our planet, Earth, is structurally composed of a series of concentric internal spherical layers that are divided into: crust, upper mantle, mantle, outer core and inner core. Every ...