5,519 results
- Health & Medicine
Fist bumps spread fewer bacteria than handshakes
Fist bumping spreads far fewer bacteria than a handshake or a high five, a new study shows.
- Earth
New fascination with Earth’s ‘Boring Billion’
The Mesoproterozoic era, known as the boring billion, had very low oxygen, but it set the stage for the evolution of animals.
- Health & Medicine
Poop-transplant pills treat intestinal infection
Frozen capsules stuffed with healthy gut bacteria from donated poop fight C. difficile infections.
- Animals
How a seahorse dad is like a pregnant woman
Live birth has evolved at least 150 times in vertebrates, including in seahorses and humans. And there are some surprising similarities between the species.
- Genetics
Year in review: Breakthrough gene editor sparks ethics debate
The gene editing system CRISPR has opened the door to new scientific advancements — and ethical concerns.
- Life
Gene editing helps a baby battle cancer
Doctors used molecular scalpels to tweak T cells to target leukemia but not harm the patient.
- Life
In a surprise find, placentas harbor bacteria
Mouth bacteria make their way to the placenta. Some mixes may trigger premature birth.
- Microbes
Front doors carry ‘thin patina’ of poop bacteria
A new map shows that Americans’ front door frames are coated in gut-dwelling microbes.
- Health & Medicine
Switching off nerve cells eases asthma attacks
A drug that numbs nerve cells in mice’s airways offers a new way to ease the effects of an asthma attack.
- Health & Medicine
E-cigarettes proving to be a danger to teens
E-cigarettes have surpassed cigarettes as the most commonly used tobacco product among teenagers. Medical researchers are sounding the alarm.
- Health & Medicine
Harmless bacterium edges out intestinal germ
Researchers treated C. difficile infections in mice with a closely related bacteria that blocks C. difficile growth.
- Health & Medicine
Bacteria linked to stress-induced heart attacks
Bacteria may play an underlying role in heart attacks brought on by stress.
