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Chemistry
Turning jeans blue with sunlight might help the environment
When dipped in indican and exposed to sunlight, yarn turns a deep blue. This process is more eco-friendly than the current denim dyeing method.
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Questions for ‘Turning jeans blue with sunlight might help the environment’
Questions for 'Turning jeans blue with sunlight might help the environment'
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Animals
Among mammals, males aren’t usually bigger than females
In a study of more than 400 mammal species, less than half have males that are heavier than females.
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Earth
Scientists Say: Supercontinent
These gigantic landmasses form when much of Earth’s landmass smashes together.
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Questions for ‘A new tool could guard against deepfake voice scams’
Questions for ‘A new tool could guard against deepfake voice scams’
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Artificial Intelligence
A new tool could guard against deepfake voice scams
Scammers can use AI to create deepfake mimics of people’s voices. AntiFake could make that type of trick much harder to pull off.
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Health & Medicine
A new type of immune cell may cause lifelong allergies
These special memory cells were present in people with allergies and absent in those without.
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Microbes
What the weird world of protists can teach us about life on Earth
Microbes vastly outnumber multicellular life on Earth. A close-up look at protists highlights how much we don't know about the microscopic world.
By Susan Milius -
Questions for ‘What the weird world of protists can teach us about life on Earth’
Questions for ‘What the weird world of protists can teach us about life on Earth’
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Questions for ‘AI learned how to influence humans by watching a video game’
Questions for 'AI learned how to influence humans by watching a video game'
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Artificial Intelligence
AI learned how to influence humans by watching a video game
New research used the game Overcooked to show how AI can learn to collaborate with — or manipulate — us.
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Animals
Let’s learn about animals’ bizarre sleep schedules
From reindeer that snooze while chewing to penguins that take thousands of naps each day, the animal kingdom has some truly weird sleep patterns.