Quirks & Quarkswith Bob McDonald

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Have researchers been wrong about Alzheimer's? A new theory challenges the old story

The protein that forms Alzheimer's plaques might be trying to protect your brain against infection.

The octopus might have traded its shell for intelligence

A new hypothesis suggests intelligence is a "kind of weapon" octopuses use to avoid being eaten.

China's ambitious exploration: Planting a red flag on the far side of the moon?

China's ambitious moon exploration program is taking its next big step

Drug users aren't choosing dangerous fentanyl — they don't know what's in their drugs

Research interviews of users show it's not demand that's driving the fentanyl poisoning epidemic.

That sounds funny — the science behind why certain words make us laugh

The meaning of a word and the form a word takes are key to getting a giggle

What would happen to Earth if there were no volcanoes?

Volcanoes release heat from the interior of the Earth, and even when they've been stopped temporarily, the heat eventually escapes

Have researchers been wrong about Alzheimer's? A new theory challenges the old story

The protein that forms Alzheimer's plaques might be trying to protect your brain against infection

The octopus might have traded its shell for intelligence

A new hypothesis suggests intelligence is a "kind of weapon" octopuses use to avoid being eaten.

Selfies for health — a smartphone app can detect anemia

Biomedical engineers have developed a non-invasive test for anemia using only a smartphone photograph of a person's fingernails.

Making it on the Moon — 3D printing useful stuff with moon dust

Lunar regolith or soil could be an important resource for building and supporting a moon base

Dec. 8, 2018: Why are users taking fentanyl, making stuff with moon dust, an app to detect anemia and more ...

Why octopuses are smart, the real bad guy in Alzheimer’s and an absence of volcanoes?

Drug users aren't choosing dangerous fentanyl - they don't know what's in their drugs

Research surveys of users show it's not demand that's driving the fentanyl poisoning epidemic

Inside a fentanyl high, withdrawal and overdose

A scientific look at the devastating impact a fentanyl high and overdose has on your body and brain.

Making it on the Moon — 3D printing useful stuff with moon dust

Lunar regolith or soil could be an important resource for building and supporting a moon base

Trump vows that the U.S. will go back to the moon, but how?

U.S. President Donald Trump has promised that America will return to the moon by 2020.

Planting a red flag on the far side of the moon?

China's ambitious moon exploration program is taking its next big step.
Bob McDonald's blog

Planting a red flag on the far side of the moon?

China's ambitious moon exploration program is taking its next big step

Selfies for health — a smartphone app can detect anemia

Biomedical engineers have developed a non-invasive test for anemia using only a smartphone photograph of a person's fingernails.

Have researchers been wrong about Alzheimer's? A new theory challenges the old story

The protein that forms Alzheimer's plaques might be trying to protect your brain against infection

The End of Memory

Science writer Jay Ingram discusses his new book about Alzheimer's disease.

Would you take this new blood test that can screen for Alzheimer's?

This new blood test could revolutionize how we screen for Alzheimer's

The octopus might have traded its shell for intelligence

A new hypothesis suggests intelligence was a "kind of weapon" octopuses used to avoid being eaten.

Squid and octopus thrive in changing oceans

Cephalopods, due to their rapid growth, short lives, and flexibility, seem to be winners in the changing ocean environment.

For 20 years, scientists have been chucking fish into the forest. Here's why

For 20 years, scientists have been tossing hundreds of thousands of dead fish into the woods to understand how salmon carcasses feed the forest

Why islands like the Maldives could actually benefit from rising sea levels

Coral reef islands like those in Kiribati or the Maldives may actually benefit from rising sea levels, provided the coral is healthy.