Thousands of birds, including beloved purple martins, died in "The Great Texas Freeze" of 2021. A study published in Nature Ecology & Evolution led by biologists at the University of Massachusetts ...

Earth is not infinite. Pollution beyond certain levels threatens the climate and ecosystems. To prevent this, scientists have proposed planetary boundaries, defining the safe operating limits of the ...

Global warming has accelerated since 2015, according to a new study by the Potsdam Institute for Climate Impact Research (PIK). After accounting for known natural influences on global temperature, the ...

Rydberg atoms are atoms with one or more outer electrons excited to very high energy levels, which interact very strongly with each other. These atoms are widely used to run quantum simulations and ...

The growth form of giant kelp (Macrocystis pyrifera) is composed of shoots known as stipes instead of branches. From one parent holding fast to the hard bottom might come as many as 150 stipes.

When the densest objects in the universe collide and merge, the violence sets off ripples, in the form of gravitational waves, that reverberate across space and time, over hundreds of millions and ...

A new study reveals that habitat fragmentation can lead to sudden "tipping points" where a species' genetic health ...

Intact ecosystems have the capacity for self-regulation, which keeps their complex structure of species—such as animals, ...

Scientists have discovered a new species of chiton, an ancient marine mollusk that has remained virtually unchanged for the ...

During armed conflicts in Latin America, state forces, insurgents, and paramilitaries systematically employed massacres, ...

From brightly colored textile dyes to persistent pesticides and antibiotics, many modern pollutants dissolved in water—such ...

The past three years have been the world's hottest on record by far, with 2025 almost tied with 2023 for second place. With ...