Taken after sex, the antibiotic doxycycline can ward off some sexually transmitted illnesses. Doctors are already prescribing it and the CDC is expected to share guidance soon for how best to use it.

An obscure bit of brain tissue appears critical to both out-of-body experiences and our sense of being anchored to a physical self.

This week’s Medical Minute discusses recently uncovered evidence that both the HIV virus and its treatment can dramatically accelerate the aging of our bone and muscle. 

Scientists have detected these strange particles from outer space before, but this is the first time they've caught cosmic neutrinos from our own Milky Way

Scientists say they've found evidence of a very long gravitational wave that could open a window onto supermassive black holes — and perhaps even other extreme, unseen objects in the universe.

New research calls into question prescribing the drugs even for short-term pain relief – especially given the risk of addiction.

A new study of astronaut blood finds that space travel reduces the expression of 100 genes related to the immune system.

This week's Medical Minute discusses the socioeconomic impacts of cancer diagnoses and treatment, including homelessness and food insecurity.

Monarch butterflies with more white spots on their mostly orange-and-black wings are more successful at long-distance migration. Some scientists think the spots may affect airflow around their wings.

Diseases like Alzheimer's and Parkinson's spread through the brain like a forest fire. A new study suggests how the fire starts.

This week’s Medical Minute discusses a molecule of RNA that is not only instrumental in efforts to block stroke and heart attacks, but also is essential for the proper functioning of our gastrointestinal tract. 

The California two-spot octopus can edit the RNA in its brain to produce different proteins as ocean temperatures fluctuate, a new study finds.

This week’s Medical Minute discusses a molecule of RNA that could be instrumental in efforts to block stroke and heart attacks. 

Scientists have shown that deep brain stimulation during sleep can help people retain new information. The approach could help people with memory problems related to disorders like Alzheimer's.

A Black driver is more likely to face being searched, handcuffed, or arrested when a police officer's first words are commands rather than a greeting or an explanation.