"Most animals don’t get anything free from nature," he added "but as some pterosaurs and birds got larger, they stumbled upon evolutionary benefits from soaring, making use of a free energy source.

I got a piece of the answer from the world's largest laser, the National Ignition Facility ... inexhaustible, pollution-free electricity. "NIF will produce more power in a one-nanosecond laser ...

This story appears in the June 2011 issue of National Geographic magazine ... girls whose parents might let them leave home for a free education at its girls' boarding school in the city of ...

Humans have also transformed the world through farming; something like 38 percent of the planet’s ice-free ... National Geographic Society members for their generous support of this series of ...

This story appears in the September 2013 issue of National Geographic magazine ... the Northern Hemisphere was largely ice free year-round. It would take centuries for the oceans to reach such ...

This story appears in the February 2014 issue of National Geographic magazine ... to be cleared away free of charge by the money-grubbing citizenry after the dome was complete.

whose nickname is “Brick,” exulted in getting his hands on a brand new gasoline-powered hammer that he planned to use to bore holes for explosives to free up tight passages. Team members in ...

8 min read This story appears in the September 2013 issue of National Geographic magazine ... we’ll very likely create an ice-free planet, with an average temperature of perhaps 80 degrees ...

In closed-door meetings a committee of 18 people appointed by the National Health Service considers ... The company is developing new, mouse-free culture systems and sterile production facilities ...

As National Geographic reimagines its iconic headquarters for the 21st century, here’s a look back at its history as a base for both Cold War spies and the Society’s own Explorers.

Explore these orbiting pioneers and learn what they've discovered. 3 min read The Hubble Space Telescope was designed to free astronomers of a limitation that has plagued them since the days of ...

With summertime Down Under fast approaching, the November issue of National Geographic Traveller (UK ... Meanwhile, the free South Korea guide included with this issue highlights the nation ...