Cockroaches that eat each other’s wings turn into a fierce fighting force

The wood-feeding cockroach’s cannibalistic love bites lead to a lasting bond. Afterward, the pair prefer each other over all other roaches.The wood-feeding cockroach’s cannibalistic love bites lead to a lasting bond. Afterward, the pair prefer each other over all other roaches.  

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Source: Science News

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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.

The right sounds may turn sleep into a problem-solving tool

Lucid dreamers who heard puzzle-linked soundtracks while sleeping were more likely to solve those unsolved problems the next day.Lucid dreamers who heard puzzle-linked soundtracks while sleeping were more likely to solve those unsolved problems the next day.  

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Source: Science News

Lucid dreamers who heard puzzle-linked soundtracks while sleeping were more likely to solve those unsolved problems the next day.

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.

A rising percentage of U.S. teens aren’t getting enough sleep

Teens need eight to 10 hours of sleep each night. A large majority get less than that, according to a national survey of U.S. high school students.Teens need eight to 10 hours of sleep each night. A large majority get less than that, according to a national survey of U.S. high school students.  

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Source: Science News

Teens need eight to 10 hours of sleep each night. A large majority get less than that, according to a national survey of U.S. high school students.

Robots with fingernails can grasp thin edges

A robotic hand with fingernail-like tips lets robots peel fruit, open lids and pick up thin, flat objects with more precise, human-like dexterity.A robotic hand with fingernail-like tips lets robots peel fruit, open lids and pick up thin, flat objects with more precise, human-like dexterity.  

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Source: Science News

A robotic hand with fingernail-like tips lets robots peel fruit, open lids and pick up thin, flat objects with more precise, human-like dexterity.

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