This article was reviewed by Darragh O’Carroll, MD. Key Takeaways: Testosterone’s reputation for causing anger and aggression ...

A study published in the American Journal of Human Biology suggests that Western medical standards for male testosterone ...

Researchers discovered that pollution from North America's largest oil field has created multiple feedback loops accelerating Arctic warming and sea-ice loss, per a new study. Penn State scientists ...

Climate tipping points are thresholds within Earth’s climate system beyond which change becomes self-reinforcing and, in some cases, irreversible on human timescales. Rather than unfolding gradually, ...

The Arctic is changing rapidly, and scientists have uncovered a powerful mix of natural and human-driven processes fueling that change. Cracks in sea ice release heat and pollutants that form clouds ...

Abstract: In robot-assisted endoscopic procedures, the surgeon steers haptic devices to perform delicate and interactive surgical tasks on soft tissue. This instrument of the haptic device can measure ...

“Simple teasing, offhand comments, and isolated incidents” aren’t proof enough because they do not “amount to discriminatory changes in the terms and conditions of employment.” 4 Take, for example, ...

Abstract: The Link Flooding Attack (LFA) poses a significant threat to the network as a novel form of indirect, distributed denial-of-service attack. There is an urgent need for a defense capable of ...