There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

Some frogs have evolved features so strange that scientists struggle to explain them, and a few look less like amphibians ...

Year 2147, aboard the International Space Observatory 'Gaia Nova' in orbit. Astronomer Rei Shiraishi was staring at the celestial hologram as usual. It was a project to redefine the constellations.

To participate, submit your response here by July 10 at 9 a.m. Eastern. This week’s winners will be announced by July 22. By The Learning Network Heeva Alavi, an Iranian-American, writes about her ...