Dre Sprague

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Solar Chimneys Can Convert Hot Air to Energy, But Is Funding a Mirage?

Veteran balloonist is among those eyeing solar updraft towers as an alternative to traditional panels.<p><b>Chile's Atacama Desert is as eerily beautiful as it is barren, hot, and dry. Yet this seemingly inhospitable patch of Earth might be the perfect host for a different kind of solar energy, one that</b> …

When Predators Bite Off More Than They Can Chew

Featuring a snake whose centipede dinner tried to claw out of its body and other… interesting examples<p>We were entranced recently by a report of a young snake that tried to eat an old centipede. It seems the snake managed to swallow the centipede live, but then the centipede fought back, attempting …

Zoology

Researchers 3D Printed Cancerous Tumors to Learn How to Kill Them

Now we can test drugs on actual tumors, not 2D sheets of cells.<p>HeLa cells under a microscope (image not from 3D printing study). Image: Pablo Ramdhor/Flickr<p>For the first time ever, scientists have 3D printed a cancer tumor in order to study how to kill it.<p>Growing cancer cells in a laboratory is …

Cancer

Can World's Rarest Bear Be Saved?

Fewer than three dozen Gobi bears survive in one of the harshest places on Earth.<p>The Gobi is Earth’s fifth largest desert, sprawling across half a million square miles of southern Mongolia and northern China. It sees temperatures of minus 40°F in winter and 120 in summer, and gets just two to eight …

NASA Announces Discovery of First Earth-Size Planet With Potential for Life

This article is from the archive of our partner .<p>NASA has announced the first-ever discovery of an Earth-size planet that could hold liquid water, …

Broad billed hummingbird (female)