Add Yahoo as a preferred source to see more of our stories on Google. Despite its similarities to Earth (sometimes called Earth’s evil twin), there’s still a lot we don’t know about Venus. A thick ...

Add Yahoo as a preferred source to see more of our stories on Google. Global topographic map of Venus from NASA Magellan radar data, showing the planet's volcanic surface | ©Image Credit: NASA / JPL / ...

Beneath the opaque clouds of Venus, our sister planet, gigantic lava tunnels await exploration. Researchers have indeed announced they have identified an exceptional underground cavity proving the ...

The takeaway: Little is understood about the geology of Venus, and recent findings suggest that the planet's subsurface processes may not follow the same patterns observed elsewhere. Future missions ...

Despite its similarities to Earth (sometimes called Earth’s evil twin), there’s still a lot we don’t know about Venus. A thick atmosphere crackles with lightning and swirls with acid rain, obscuring ...