The Marshall Islands, a small island country at high risk of climate change-induced sea level rise, vowed Sunday to cut greenhouse gas emissions by a third within a decade.
Galaxies in a cluster roughly 300 million light years from Earth could contain as much as 100 times more dark matter than visible matter, according to an Australian study.
With space shuttles now housed in history museums, innovators in aerospace are thinking of newer, better ways humans could reach space. One idea: What about a space elevator?
Reddit became one of the most visited websites in the world on the backs of users devoted to the online bulletin board where people could post just about anything.
Poland's new ambassador is a scar-faced hit man armed with two swords and potions against monsters and dragons. His name is Geralt, hero of a Polish role-playing video game bewitching the world.
Foreign and environment ministers and other high-level officials from 45 countries are set to gather in Paris Monday seeking to re-energise climate talks mired in technical details and political squabbling.