Growing greenery on roofs brings many benefits. Buildings stay cooler, saving energy. Roofs last longer, saving money and materials. Birds and insects find new habitat, helping ecosystems. And green roofs make urban spaces more aesthetically and spiritually pleasing, as well as reducing heat-island effects for city dwellers.
An era of walking robots that can help people with physical disabilities, take on dangerous missions or aid in disaster response is about to begin.
The Center for Sustainable Materials Chemistry has been created through a collaboration of state, federal and private sector partners.
Some of today’s flat-panel TV and computer screens are nearly as big as a living room wall. They bring us unimaginably sharp detail, from the spots on butterfly wings to the grimace on a linebacker’s face. Whether hooked up to your cable feed, DVD player or wi-fi, this technology is becoming integral to daily life. However, our love of flashy high-res has a dark side.
When he’s on Earth, Don Pettit dreams about space. But when he’s in space, he dreams about walking on Earth.
How far would you go to help someone get a glass of clean water? Zachary Dunn knows exactly how far he’d go: 9,000 miles. And that’s just one trip, one way. By summer’s end, Dunn and fellow Oregon State University students had traveled almost 36,000 miles — greater than the Earth’s circumference — to help bring drinkable water to Lela, a tiny farming community in Kenya.