Seven minutes into the video, the whales attacked a second juvenile white shark. This one was worked over repeatedly until ...

A giraffe's long legs aren't just for height, they save energy by reducing how hard the heart works to pump blood upward ...

New meta-analysis finds skipping breakfast or short fasts doesn’t dull your mind. Your brain adapts seamlessly using glucose or fat for fuel.

The average American can count their close friends on one hand. Literally. Researchers reveal that most adults maintain just ...

Do kids really need vitamin supplements? For most healthy children, a balanced, fortified diet is enough. Learn what the ...

Older couples share elevated positive emotions just 38% of the time together, but those moments lower stress hormones in both ...

A wireless microchip implanted beneath the retina improved vision in 81% of patients with advanced age-related macular ...

Gen Z and millennials view asking for financial help as a strength as money stress runs high and many feel banks don’t get ...

Six bat species glow bright green under UV light after they've died for over 100 years but it's a mystery why.

Eating flavanol-rich foods like dark chocolate or berries may boost memory performance. How? By synchronizing stress hormones ...

Halloween telescope image reveals bat-shaped stellar nursery where infant stars are born. The cosmic creature spans four full ...

High cardiovascular fitness offers no protection against blood vessel damage from two hours of sitting, challenging common ...