Interstellar comet 2I/Borisov swings past sun

When astronomers see something in the universe that at first glance seems like one-of-a-kind, it's bound to stir up a lot of excitement and attention. Enter comet 2I/Borisov. This mysterious visitor from the depths of space ...

Transformative change can save humans and nature

The survival of Earth's life is not a battle of humans versus nature. In this week's Science, an independent group of international experts, including one from Michigan State University (MSU), deliver a sweeping assessment ...

Researchers discover unique multifibrillar fibres

Strong and tough yet as light as a feather—materials with this exceptional combination of properties are urgently needed in many industrial sectors and in medicine, as well as being of great interest for scientific research. ...

The limits of ocean heavyweights: Prey curb whales' gigantic size

At 100 feet long and weighing more than 100 tons, blue whales are the largest creatures to have evolved on the planet. Other whales, like killer whales, are larger than most terrestrial animals but pale in comparison to the ...

Scientists map Mars' global wind patterns for the first time

Today, a paper published in Science documents for the first time the global wind circulation patterns in the upper atmosphere of a planet, 120 to 300 kilometers above the surface. The findings are based on local observations, ...

Brazil's Amazon rainforest and development at a crossroads

Night falls in Brazil's Amazon and two logging trucks without license plates emerge from the jungle. They rumble over dirt roads that lead away from a national forest, carrying trunks of trees hundreds of years old.

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