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Scientists discover molecule that could have helped cells thrive on early Earth

Compounds called cyclophospholipids would have held up against the planet’s harsh conditions, helping the first cells form and proliferate. To truly understand how the body...

Researchers discover new antibiotic in tropical forest

In a new study, researchers have discovered an antibiotic produced by a soil bacterium from a Mexican tropical forest. The new finding may help lead...

New graphene filter could remove bacteria from the air

Airborne bacteria may see what looks like a comfy shag carpet on which to settle. But it's a trap. Rice University scientists have transformed their laser-induced...

Plants could alert neighbors when they come under attack from pests

There’s long been a theory that talking to plants can help them grow better. But what if plants themselves could “talk” to each other? New research...

Scientists detect Golden Ratio in human skulls

The Golden Ratio, described by Leonardo da Vinci and Luca Pacioli as the Divine Proportion, is an infinite number often found in nature, art...

Female orgasm is evolution’s happy gift

Aristotle was puzzled. Freud had his own ideas. But no one theory has satisfactorily answered the question: Why do women have orgasms? Orgasms in human females...

Life’s building blocks may have formed in interstellar clouds

An experiment shows that one of the basic units of life -- nucleobases -- could have originated within giant gas clouds interspersed between the...

We are all mutants, more or less

Everyone is a mutant but some are prone to diverge more than others, report scientists at University of Utah Health. At birth, children typically have...

How we discovered that an asteroid collision in space 466m years ago boosted life...

Something mysterious happened nearly half a billion years ago that triggered one of the most important changes in the history of life on Earth. Suddenly,...

Extinct human species gave modern humans an immunity boost

Modern humans acquired a gene variant from Denisovans that heightened their immune reactions, indicating adaptation of the immune system to a changing environment, says...