Woman 'Lives by Hormones' for a Month, Achieves Perfection

Female hormones are always regarded as "extreme" and "unpredictable." But what if you could outwit them by treating your body like a predictable baby-making vessel, prone to moves so obvious it may as well be the hormonal equivalent of a Hollywood ending? One woman tried. And succeeded. » 8/31/14 7:16pm 8/31/14 7:16pm

Nope. Oxytocin isn't going to become the "trust me" drug.

Oxytocin is often referred to as the "trust hormone," a claim that was reinforced by a 2005 study in which participants became more trusting after it was administered via a nasal spray. Trouble is, few studies have been able to reproduce this result, prompting at least one neuroscientist to suggest it's high-time we… » 12/18/13 8:40am 12/18/13 8:40am

The Biologist Behind One of the Strangest Feuds in Scientific History

Atrazine is an herbicide marketed by agribusiness company Syngenta. It has been shown to "chemically castrate" frogs, turning males into females that are capable of rearing offspring; it is associated with birth defects, low birth weights, and menstrual problems in humans; and its use has been outright banned by the… » 2/06/12 1:36pm 2/06/12 1:36pm

Birth control pills linked to increased rate of prostate cancer

New research links contraceptive pills to an increased rate of prostate cancer. Don't worry: you haven't been taking it wrong all these years. There's a body of research that links prostate cancer to increased exposure to estrogen, and it's possible that widespread use of the Pill could cause an uptick of the hormone… » 11/18/11 7:20am 11/18/11 7:20am

Your birth control may be altering your memory

We're all familiar with the power that hormones have over behavior and mood, but did you know that sex and stress hormones can affect how we recall past events? Now, a recently published study has shed light on the memory-altering effects of one of the most widely used hormone-regulating drugs in the world: birth… » 9/09/11 3:58pm 9/09/11 3:58pm

Want to know if a man is fertile? Check his bones.

For gentlemen only: Your fertility may be dictated by your skeleton. New research in mice has shown that there's a very strong link between the bone hormone osteocalcin, and the production of testosterone. Male mice with low levels of osteocalcin had small and infrequent litters compared to those with higher amounts… » 2/18/11 3:51pm 2/18/11 3:51pm

Fast Food Joints Add Hormone to Food That Makes You Want to Eat More

When you ingest a stomach hormone called ghrelin it causes your brain to respond to food the way junkies respond to drugs. You are filled with an intense desire for it, and eating it becomes far more memorable. Researchers at Montreal's McGill University studied people's reactions to food after they had ingested… » 5/07/08 10:52am 5/07/08 10:52am

Posthuman Mutants Penalized for Evolving on "American Gladiators"

American Gladiators returned to the airwaves this season, bringing us one step closer to reality television featuring amped up posthumans beating the ever-loving crap out of normal folks with real weapons. While the Gladiators are using padded Nerf-esque weapons now, we can only hope that later they'll be given bladed… » 1/15/08 10:40am 1/15/08 10:40am