Between the surging Delta variant, breakthrough infections in vaccinated individuals and evolving guidance around masking and booster shots, the dynamics of the COVID-19 pandemic continue to change 18...

Humans in the 21st century spend most of their time indoors, but the air we breathe inside buildings is not regulated to the same degree as the food we eat and the water we drink. A group of 39 researchers...

This is Your Quick Training Tip, a chance to learn how to work smarter in just a few moments so you can get right to your workout. With gyms closing and “stay at home” orders going into effect...

You might have heard the term “RNA” recently thanks to the development of the Pfizer and Moderna mRNA vaccines, which protect against COVID-19. But the potential medical uses of RNA molecules...

The scientist who won the race to deliver the first widely used coronavirus vaccine says people can rest assured the shots are safe, and the technology behind it will soon be used to fight another global...

Scientists are closely watching the emergence of variants of the coronavirus that may be more infectious. The spread of troubling variants in different parts of the world, including in the U.S., is happening...

Oh, baby! The next generation of Duggars are here and more are on the way — because 19 Kids and Counting just wasn’t enough. It all started when Jim Bob Duggar and Michelle Duggar tied the knot in...

Mini cast members! Lauren Conrad, Audrina Patridge and more Hills alums have welcomed children over the years. The fashion designer welcomed her eldest son, Liam, in July 2017, three years after she married...

The end of the pandemic depends on truck drivers transporting COVID-19 vaccines from factories and planes to hospitals and pharmacies, but they are not prioritized to get the vaccine they are delivering. Currently,...

One move combines lower body and core strength better than any other: the lunge. “The lunge is a fundamental unilateral leg move that really helps us develop basic leg strength—but it can be...