A large and ancient volcano may be hiding in heavily fractured and eroded terrain on Mars, between the planet’s largest ...
A new study goes deep into the Gulf of Alaska to examine the sixth-largest underwater landslide and investigate why a similar ...
Livestock like these Raya cattle represent a growing source of greenhouse gas emissions in Africa. Credit: Kelley Lynch/Flickr, CC BY-NC 2.0 The population of Africa, the second-largest continent ...