Uncertainty in climate models could mean Earth systems are perilously close to their tipping points, scientists warn.

If humans want to live in space, whether on spacecraft or the surface of Mars, one of the first problems to solve is that of water for drinking, hygiene, and life-sustaining plants. Even bringing ...

Thunderstorms, produced when air rises through the depth of the troposphere, are notoriously difficult to represent in global climate models. Whether air parcels have the energy to rise or not does ...

From 1948 to 1953, a gold mine called Giant Mine released about 5 tons of arsenic trioxide per day into the environment around Yellowknife, Northwest Territories, Canada. Emissions declined from the ...

Research & Developments is a blog for brief updates that provide context for the flurry of news regarding law and policy changes that impact science and scientists today. Students who have applied for ...

In Antarctic lakes such as Lake Fryxell, fresh water freezes over briny liquid water. New research suggests that the liquid seawater during “snowball Earth” was up to 4 times saltier than modern ocean ...

At a natural underwater laboratory off the coast of Papua New Guinea, researchers examined what happens to a diverse reef ecosystem as it experiences gradually increasing levels of ocean acidification ...

The Trump administration has holistically reevaluated the government’s relationship—and how it responds to threats— to the health and welfare of its citizens. The past year was a shock to the U.S.

Geothermal activity near Hveragerði, Iceland, has created a natural laboratory where researchers can study how ecosystems, including microbes and plans, respond to long-term warming. Credit: Sara ...

In the first year of his second term, President Donald Trump worked across agencies to roll back practical and political momentum to address the climate crisis. Experts say the array of administration ...

Evidence of a massive underwater landslide lurks beneath the seafloor of the Norwegian Sea. Credit: Politikaner/NASA World Wind, Public Domain When it comes to landslides, some of our planet’s largest ...