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 ...

Earth’s ecosystems are governed by natural balance systems that respond to prolonged stress. Scientists say rising temperatures, species loss, and resource depletion are pushing those systems toward ...

This image, taken from the aircraft King Air — the left wing is visible at the bottom right, shows an open lead and the overlying nascent clouds commonly referred to as sea smoke. Sea smoke forms when ...

This research was supported by the Intramural Research Program of the NIH. The contributions of the NIH author(s) were made as part of their official duties as NIH federal employees, are in compliance ...

Engineers use feedback loops — typically negative feedback is more useful, but positive feedback is needed for oscillators. Negative feedback in an amplifier circuit, which has a negative loop gain, ...

Add Yahoo as a preferred source to see more of our stories on Google. Hideo Kojima has changed. The iconoclastic game designer, known for teasing and even manipulating his audiences, is in some ways ...

This past year, I traveled worldwide for our LambdaTest Velocity Tour, speaking with QA leaders and technology experts to learn how companies scale with AI. Every executive I spoke with noted the same ...

I recently published a simple design for a platinum resistance detector (PRTD) 4 to 20mA transmitter circuit, illustrated in Figure 1. Unfortunately, implementing such quadratic floating-point ...

Cracker Barrel has made its way into the internet zeitgeist as the hybrid restaurant and country store has been rolling out its redesigned interiors and new logo to mixed reviews, but its CEO told ...