The remarkable brains of ‘SuperAgers’ hold clues about how we age

A new study reports signs that nerve cells in the brain keep dividing over the decades. It’s not so simple.A new study reports signs that nerve cells in the brain keep dividing over the decades. It’s not so simple.  

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Source: Science News

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How does early pregnancy lower breast cancer risk? Odd cells could offer clues

Suspicious cells build up in mice that haven’t given birth, a new study finds. They could help explain a longstanding mystery of breast cancer biology.Suspicious cells build up in mice that haven’t given birth, a new study finds. They could help explain a longstanding mystery of breast cancer biology.  

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Source: Science News

Suspicious cells build up in mice that haven’t given birth, a new study finds. They could help explain a longstanding mystery of breast cancer biology.

A koala population’s rapid rebound may let it escape inbreeding perils

As koalas in southern Australia have grown from a few hundred to almost half a million, the marsupials show signs of regaining lost genetic variation.As koalas in southern Australia have grown from a few hundred to almost half a million, the marsupials show signs of regaining lost genetic variation.  

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Source: Science News

As koalas in southern Australia have grown from a few hundred to almost half a million, the marsupials show signs of regaining lost genetic variation.

Simulations of your gut may predict which probiotics will stick

A “digital gut” predicted which probiotics and high‑fiber diets would take hold in people’s guts and produce healthier outcomes.A “digital gut” predicted which probiotics and high‑fiber diets would take hold in people’s guts and produce healthier outcomes.  

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Source: Science News

A “digital gut” predicted which probiotics and high‑fiber diets would take hold in people’s guts and produce healthier outcomes.

Over 40? Your rotator cuff probably looks a little rough

MRI scans of over 600 Finnish adults found that nearly all had frayed, torn or otherwise abnormal rotator cuffs — yet most had no symptoms.MRI scans of over 600 Finnish adults found that nearly all had frayed, torn or otherwise abnormal rotator cuffs — yet most had no symptoms.  

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Source: Science News

MRI scans of over 600 Finnish adults found that nearly all had frayed, torn or otherwise abnormal rotator cuffs — yet most had no symptoms.

A Titan collision may link Saturn’s tilt, its moon Hyperion and its rings

A new study proposes that a crash between Titan and another moon spawned Hyperion and, much later, destabilized Saturn’s inner moons into rings.A new study proposes that a crash between Titan and another moon spawned Hyperion and, much later, destabilized Saturn’s inner moons into rings.  

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Source: Science News

A new study proposes that a crash between Titan and another moon spawned Hyperion and, much later, destabilized Saturn’s inner moons into rings.

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