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Biology Explained

Cold Wars: Why Women Feel The Chill More

Cold Wars: Why Women Feel The Chill More

Cold Wars: Why Women Feel The Chill More

Research explains why most women feel cold more intensely than men. 

The Fantastic Formation of Crystals (video)

The Fantastic Formation of Crystals (video)

The Fantastic Formation of Crystals (video)

Crystallography — the study of the arrangement of crystals to uncover the form and function of molecules, all the way down to atomic structure — is a driving force in our understanding of how biological processes work. 

Meet Your Body’s Energy Thermostat

Meet Your Body’s Energy Thermostat

Meet Your Body’s Energy Thermostat

AMPK, a major metabolic enzyme, controls hunger, helps burn calories and fat, and may help treat diabetes and cancer.

Your Body Up Close. Really Close.

Your Body Up Close. Really Close.

Your Body Up Close. Really Close.

Seen at thousands of times their normal size through the lens of a scanning electron microscope, the intricate structures of the human body seem almost like fantastical landscapes.

Penicillin: WWII Poster Gallery

Penicillin: WWII Poster Gallery

Penicillin: WWII Poster Gallery

On the 75th anniversary of Pearl Harbor, a look back at the unassuming weapon that saved lives during WW II: Penicillin

The Hidden Powers of Blood, Sweat, And Tears

The Hidden Powers of Blood, Sweat, And Tears

The Hidden Powers of Blood, Sweat, And Tears

Science is uncovering how our bodily fluids may contain important cures for diseases like cancer and sepsis, and unlock clues to our bodies.

Why Mitochondria Is The Organelle Of The Moment

Why Mitochondria Is The Organelle Of The Moment

Why Mitochondria Is The Organelle Of The Moment

Mitochondria, our cells’ energy converters, have become the focus of many areas of disease research.

The Skinny on Body Fat

The Skinny on Body Fat

The Skinny on Body Fat

Our fat provides more than just insulation and energy storage. It’s actually an organ that plays an essential role in our body’s functioning. 

Good Guy/Bad Guy: Macrophages vs. Pinworms

Good Guy/Bad Guy: Macrophages vs. Pinworms

Good Guy/Bad Guy: Macrophages vs. Pinworms

In the battlefield that is our human bodies, pathogen-chomping macrophages face off against harmful intruders that include the likes of parasitic pinworms.

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