Stromatolites: You Can't Spell Mold Without Old One of the big problems with Kelvin's estimates for the age of the Earth was ...

"There really is something very different about how these giant planets form versus how small planets like Earth form." ...

That affects our planet's climate, helping to shape the evolution of life. But Earth was born without a Moon – and was almost destroyed in its creation. 4.5 billion years ago, another young ...

Nasa astronaut Sunita Williams finally returned to Earth after her prolonged nine-month stay at the International Space ...