Tag Archives: types

How Stress Types Differently Impact Brain and Behavior

How Stress Types Differently Impact Brain and Behavior

Summary: Stress is a universal experience, but not all stress affects the brain in the same way. A new study in rats reveals that acute stress provokes anxiety-like behaviors, especially in males, while chronic stress is more strongly tied to depressive symptoms. Researchers also found changes in key blood-brain barrier proteins, showing that stress compromises brain defenses in different ways …

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Fossils show two types of ancient human ancestors lived at the same place and time. One was possibly an unknown species

Fossils show two types of ancient human ancestors lived at the same place and time. One was possibly an unknown species

Ancient, fossilized teeth, uncovered during a decades-long archaeology project in northeastern Ethiopia, indicate that two different kinds of hominins, or human ancestors, lived in the same place between 2.6 million and 2.8 million years ago — and one of them may be a previously unknown species. The discovery provides a new glimpse into the complex web of human evolution. Ten …

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Two types of ancient human ancestors coexisted more than 2 million years ago, fossils show

Two types of ancient human ancestors coexisted more than 2 million years ago, fossils show

Animal stories Ancient creatures History uncovered Africa See all topics Facebook Tweet Email Link Ancient, fossilized teeth, uncovered during a decades-long archaeology project in northeastern Ethiopia, indicate that two different kinds of hominins, or human ancestors, lived in the same place between 2.6 million and 2.8 million years ago — and one of them may be a previously unknown species. …

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Lindsay Lohan Says She Was Pigeonholed to Play Certain Types of Role

Lindsay Lohan Says She Was Pigeonholed to Play Certain Types of Role

Lindsay Lohan is sharing her frustrations about how growing up in the public eye pigeonholed her from playing more sophisticated roles. “Yeah, I do [think I was pigeonholed],” she said in an interview with The Times U.K.. “I was so thrilled to work on ‘A Prairie Home Companion’ and yet even today I have to fight for stuff that is …

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Why Are There 3 Types But 2 Pipes?

Why Are There 3 Types But 2 Pipes?

When a man spotted just two pipes running from the ground into a three-grade fuel pump, he asked a question that earned him plenty of snark online. But here’s the thing: He wasn’t wrong to wonder. If you’ve ever chosen mid-grade gas, you’ve unknowingly been part of a clever little chemistry experiment. In a clip that’s been viewed more than …

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Health Beat: The different types of body fat | Health Beat

Health Beat: The different types of body fat | Health Beat

More than 40% of U.S. adults are considered obese. That’s according to the Centers for Disease Control and Prevention. But doctors and health experts say there are different types of fat. Some are more dangerous than others, so it’s important to know what type you’re carrying around. Subcutaneous fat is the type just beneath the skin that you can pinch. …

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Discovery of four autism types could transform treatment

Discovery of four autism types could transform treatment

Autism spectrum disorder has long challenged both science and medicine. Each type presents differently – from speech delays to social difficulties to repetitive behaviors – making it hard to define and diagnose in a clear, unified way. Parents, clinicians, and researchers have often worked with uncertainty, relying on broad categories that mask the condition’s complexity. Researchers at Princeton …

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