Astronomers discover supersonic winds reaching 20,500 mph on exoplanet WASP-127b, far surpassing Earth's jet stream and setting a new planetary wind speed record.

The Met Office weather outlook across Wales between Thursday and Saturday reads: "Turning wet and increasingly windy.

Wednesday will be another day of frigid temperatures, with a low of 2 degrees, as cold air from the polar vortex has moved ...

Astronomers discovered the exoplanet in 2016, a gas giant that’s slightly larger than Jupiter with a fraction of its mass, ...

In Earth's upper atmosphere, a fast-moving band of air called the jet stream blows with winds of more than 275 miles (442 km) ...

Soon afterwards, notably windy conditions will become widespread into the early hours of Friday as Storm Éowyn (pronounced ...

A strengthened jet stream is driving severe weather towards the UK later this week, with strong winds of up to 90mph forecast ...

Like much of the U.S., Wisconsinites woke up Tuesday morning to bitter cold conditions. Many schools and colleges throughout the Milwaukee area closed as the area braced for the dangerous freezing ...

Even if you didn't see snow, the Arctic air blast from the polar vortex is still here. See how to get ready for the cold.

Southern Californians are bracing for gusty winds and a heightened risk of wildfires less than two weeks after deadly blazes ...

After a much quieter weekend, Southern California is experiencing a major shift in the weather pattern. The winds will peak Monday evening and overnight but extend into Tuesday morning.