Some intelligent civilizations could be trapped on their worlds

Evolution has produced a wondrously diverse variety of lifeforms here on Earth. It just so happens that talking primates with opposable thumbs rose to the top and are building a spacefaring civilization. And we're land-dwellers. ...

Why now is the time to address humanity's impact on the moon

Humans have always looked at the sky, using the stars as navigation guides or for spiritual storytelling. Every human civilization has looked to the stars and used celestial movements to measure time and find meaning.

Century's end may bring annual 100-year floods

Most coastal communities will encounter 100-year floods annually by the end of the century, even under a moderate scenario where carbon dioxide emissions peak by 2040, a new study finds. And as early as 2050, regions worldwide ...

UN commission calls for closing the gender digital divide

The U.N.'s premiere global body fighting for gender equality on Saturday called for wide-ranging efforts to close the gap between men and women in today's technology-driven world and urged zero tolerance for gender-based ...

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