J&J recalls 5 sunscreen sprays found to contain carcinogen benzene By Rachael Rettner The company is investigating how benzene ended up in the products.
Genes from tiny viruses can turn bacteria into superbugs By Nicoletta Lanese Phages, or viruses that infect bacteria, pressure bacteria to evolve quickly.
Respiratory system: Facts, function and diseases By Kim Ann Zimmermann The respiratory system is responsible for taking in oxygen and expelling carbon dioxide. The main organs are the lungs, which work in concert with the cardiovascular system.
Could poop transplants help treat COVID-19? By Yasemin Saplakoglu Poop transplants may have helped two patients with risk factors avoid severe COVID-19, a new case report suggests.
CRISPR stops coronavirus replication in human cells By Rachael Rettner The method has not yet been tested on animals or people.
FDA to announce new warning for J&J vaccine after cases of rare autoimmune disorder By Yasemin Saplakoglu Around 100 cases of Guillain-Barré have been reported in people who received the J&J vaccine.
Woman develops rare 'coinfection' with two coronavirus variants By Rachael Rettner The infection was fatal.
New tool estimates your immune 'age,' predicts risk of disease By Nicoletta Lanese The tool, called iAge, also hints at targets for future medical treatments.
Scientists just discovered long-sought-after 'grandmother neurons' By Rebecca Sohn After 50 years of searching, neuroscientists have found what could be called "grandmother neurons," they are reporting.
Why do women tend to outlive men? By Tara Santora Women tend to outlive men because of biological and social factors.
Coronavirus variants: Here's how the SARS-CoV-2 mutants stack up By Live Science Staff Here's a look at the science behind SARS-CoV-2 variants and which coronavirus mutants are the most concerning in different areas.
Cats and dogs get COVID-19 from their owners at extremely high rates By Rachael Rettner People who test positive for the coronavirus should steer clear of their pets.
Why health officials are watching new 'lambda' coronavirus variant By Rachael Rettner So far, lambda has been detected in 29 countries, with high levels of spread in South American countries.
Johnson & Johnson says COVID-19 vaccine protects against delta variant By Yasemin Saplakoglu The Johnson & Johnson COVID-19 vaccine is highly effective against the highly transmissible delta variant, the company announced.
Respiratory virus spreads in the southern US By Yasemin Saplakoglu Parts of the southern U.S. are seeing off-season spikes in a respiratory virus called RSV, public health experts warn.
Free divers' heart rates can drop as low as 11 beats per minute By Yasemin Saplakoglu The world's best free divers can survive brain oxygen levels lower than those found in seals, according to a new study.
Gut bacteria may 'talk' to the brain, mouse study suggests By Nicoletta Lanese Research suggests that gut bacteria may also influence human brain activity and behavior.
Pfizer and Moderna vaccines may provide years of protection from COVID-19 By Yasemin Saplakoglu The mRNA vaccines will likely provide protection against the coronavirus for years if it doesn't evolve significantly, a small new study suggests.
Should you still wear a mask indoors? It depends. By Jonathan D. Gelber While most people who are vaccinated should feel comfortable taking masks off indoors, those who are older than 65, or are immunocompromised, may want to be more cautious.
These 12 individuals have a rare genetic quirk that prevents 'self-eating' in cells By Nicoletta Lanese "Self-eating" allows cells to recycle their broken internal machinery.
