caleb johnson

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A new way to turn plant waste into gasoline - Futurity

Gasoline-like fuels can be made from farm and forestry waste using a new process that could open up markets for plant-based fuels, researchers say.


Your Body Can Kill Cancer. It Just Needs Better Instructions.

Researchers have been programming peoples' immune systems to recognize and destory cancer.<p>Part of what makes cancers so insidious is that they’re not invaders: They’re our own cells turned against us. That means the body usually doesn’t see them as a threat. But over the last few years, teams at …


Can a city really ban cars from its streets?

After decades of car-filled streets, can a modern metropolis really turn its back on the automobile? One city is hoping that it can.<p>The German city of Hamburg has announced plans to become car-free within the next two decades. It is an ambitious idea, but city officials obviously feel that the …

University of Michigan

Lemurs In Love Start To Smell Alike

You know it's really romantic when the stars align and the scents match.<p>Smell that? Yep, that’s love. No, it’s not the scent of red roses or fine chocolate – it’s the odor from a pair of lemur partners. A new study from Duke University has found that the more similar two lemurs’ scents are, the …

Mosquito sperm may smell when it's time to swim - Futurity

Mosquito sperm have a sense of smell. The odorant receptors appear to play a role in sensing when it's time for the sperm to beat their tails.


Why Canada Is Still Stuck With Our Dead Polar Bears

Since 2008, dozens of po­lar bears have been held in frozen, cli­mate-con­trolled con­di­tions in Canada, wait­ing for the U.S. gov­ern­ment to …


How A Simple New Invention Seals A Gunshot Wound In 15 Seconds

An Oregon startup has developed a pocket-size device that uses tiny sponges to stop bleeding fast.<p>When a soldier is shot on the battlefield, the emergency treatment can seem as brutal as the injury itself. A medic must pack gauze directly into the wound cavity, sometimes as deep as 5 inches into …


Climate change map shows how much your city has heated up

<i>New Scientist</i> is making the impact of climate change alarmingly clear with a global map that shows just how much the world around you is heating up. The map shows yellow, orange, and red blotches across an interactive map to signify the extent that each given area has warmed up over the decades.<p>The …

Fotopedia – Fotopedia is Coming Soon

Brain shrinkage tied to hearing loss later in life - Futurity

The loss of brain volume in humans seems to be fast-tracked in older adults with hearing loss, researchers have found.

The Brain

Captive breeding won't save endangered woodrat - Futurity

Captive breeding may not be the best way to save endangered Key Largo woodrats, which have been driven to near-extinction by development.


Mosquito-Borne Chikungunya Virus Arrives In Americas

The virus can cause debilitating joint pain that can last for weeks, and sometimes years.<p>A potentially debilitating African virus has now officially made its way to the Americas, and is being spread between people by mosquitoes in the Caribbean. From early December to mid-January, the chikungunya …

Public Health