NASA’s new electric propulsion engine set a U.S. power record and could transform future Mars missions. The thrusters use much less…

A new study led by a University of Hawaiʻi at Mānoa researcher has found that nearly every forest bird species in…

A major review of global smoking cessation research has found that e-cigarettes containing nicotine appear to help people quit smoking more…

Substantial heart health benefits may require 560-610 minutes of weekly exercise, with lower fitness individuals needing even more activity to achieve…

A new study is raising questions about one of the most common injury treatments: ice. Icing a sprained ankle or aching…

A newly identified mosasaur from Texas suggests that some ancient marine predators were larger, more powerful, and possibly more aggressive than…

Scientists have taken a major step toward safely freezing and reviving brain tissue by preventing the microscopic damage normally caused by…

As bees and hummingbirds move from flower to flower collecting nectar and pollinating plants, they may also be consuming small amounts…