Despite being the smallest of its kind, Microleo attenboroughi was still a predator to be reckoned with.
New satellite data suggests that humanity's impact on the environment is increasing more slowly than population or economic growth.
China has released images and specifications for a new Martian rover, the latest mission in the country's increasingly ambitious expansion of its space program.
As monarch butterflies near their fall migration period, concerned citizens are doing what they can to nourish them along the way.
Exploration Vessel Nautilus is broadcasting live from the USS Independence, an aircraft carrier that was scuttled off the coast of San Francisco 65 years ago.
A Pacific coral reef thought to have died more than a decade ago now appears to be alive again. A victory for conservation policies?
NASA was able to reestablish contact with STEREO-B, a craft from the Solar and Terrestrial Relations Observatory mission, which went missing on October 1, 2014.