How to avoid saying ‘oops, I did it again’

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Studies on self-control suggest that recollecting past mistakes is a good way to avoid making them again. But researchers thought there might be more to the story. To find out, they decided to test the...

Turning forests into farms wipes out tropical birds

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Tropical birds are facing an extinction crisis due to forests being converted into farmland, say experts, who warn that more than 650 million years of evolutionary history may be lost. Scientists found that tropical birds...

Can years of discrimination mess up stress hormones?

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Feelings of discrimination can change how our bodies control levels of the stress hormone cortisol. That’s true for both whites and blacks, but new research suggests African Americans are especially vulnerable, particularly teenagers. Data collected during a 20-year...

Yeast vs. plants: How to make better cancer drugs

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Much of the medicine we take today to treat pain, fight cancer, or thwart disease comes from plants. But, some of those plants are endangered and may be the primary source of the drug. Now,...

Device shrinks cost and size of lab tests

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A new device could make it much cheaper and easier to perform lab tests on blood and fluid for disorders like HIV and Lyme disease. The tiny lab-on-a-chip device requires 90 percent less sample fluid...

Spongy ‘decoy’ lures in breast cancer cells

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A small, implantable device that acts like a cancer “super-attractor” could one day give doctors earlier warnings of relapse in breast cancer patients and could even slow the disease’s spread to other organs. The sponge-like...

Physicists discover ring of exotic ‘exceptional points’

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Physicists have long known about the existence of unique points where two physical states coalesce into one. They call them “exceptional points.” These points give rise to counterintuitive phenomena; a more opaque material can seem...

Your tongue reveals when you’re impatient to talk

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Someone’s asked you a question, and halfway through it, you already know the answer. While you think you’re politely waiting for your chance to respond, new research shows that you’re actually more impatient than...

Tweets make hookah smoking sound healthy

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Most of the 12,000 hookah-related tweets posted each day on Twitter portray hookah smoking in a positive light, and that has public health experts worried. They say all those positive tweets could feed the...

False alarm: Southern Ocean is still soaking up CO2

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Like a giant lung, the Southern Ocean seasonally absorbs vast amounts of carbon dioxide (CO2) from the atmosphere and releases some of it back later in the year—but not all. The end result: The ocean...
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