03/04/2017

Astronaut study gives voice to people with disabilities

When his father was diagnosed with a debilitating disease four years ago, it sparked Ivo Vieira into developing a novel means of communication for people coping with extreme limitations, building on technology originally ...

The space weather forecast for Proxima Centauri B

Proxima Centauri, the closest star to the Earth (only 4.28 light-years away) is getting a lot of attention these days. It hosts a planet, Proxima Cen b, whose mass is about 1.3 Earth-mass (though it could be larger, depending ...

New device produces hydrogen peroxide for water purification

Limited access to clean water is a major issue for billions of people in the developing world, where water sources are often contaminated with urban, industrial and agricultural waste. Many disease-causing organisms and organic ...

Researchers investigating status of goldenseal in Pennsylvania

Funded by a $50,000 grant from the state Department of Conservation and Natural Resources, researchers in Penn State's College of Agricultural Sciences are conducting an 18-month study of the forest herb goldenseal (Hydrastis ...

How to clamp down on cyanide fishing

Spraying cyanide near coral reefs teeming with tropical creatures can quickly and cheaply stun ornamental fish that can then be scooped up and sold around the world. The practice supplies pet stores but often leaves behind ...

A 'bionic leaf' could help feed the world

In the second half of the 20th century, the mass use of fertilizer was part of an agricultural boom called the "green revolution" that was largely credited with averting a global food crisis. Now, the challenge of feeding ...

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