Russian and US officials are holding talks in Riyadh, Saudi Arabia, this morning as efforts to end the Ukraine war continue.

From Hawaii to Iceland, researchers found the 10 best places to see the Northern Lights and stargaze across the world.

This activity is connected to a fast-moving coronal mass ejection, or CME, that left the Sun on Friday. According to SWPC’s ...

Major cities around the world marked Earth Hour on Saturday night, shrouding some of humanity's most famous monuments in ...