Forbes contributors publish independent expert analyses and insights. Tony Bradley covers the intersection of tech and entertainment. The Ice Age tends to get flattened into a postcard: endless white, ...

Skylights, openings in the surface of Mars that descend down into caves, have been found on Mars, along with signatures for the presence of water ice. Possible giant "karstic" caves that formed when ...

Welcome to the SciFri Book Club page about Live on a Little Known Planet by Elizabeth Kolbert. You can read the book, join our community space, attend an event, sign up for our email newsletter, or ...

"The most convincing scenario is that most of the building blocks of Earth and Theia originated in the inner solar system. Earth and Theia are likely to have been neighbors." Over 4.5 billion years ...