The company has been touting its quantum technology for years, but some experts say these claims just don’t pass muster

As temperatures rise, some creatures pick fights while others struggle to learn

Noether's work helped prove the conservation of energy in physics, a key foundation for Einstein's theory of relativity

These radical new devices keep time using fluctuations in the energy states of an atom’s nucleus, rather than those of its electrons, which atomic clocks currently use to define the length of a second

Poor preparation and a failure to properly apply the coating may be just a few of the reasons why the Reflecting Pool’s new paint job appears to be peeling off

The evidence is mounting: this interstellar visitor is even older and weirder than anyone thought

Two people were the first to receive the therapy for a condition that damages the spinal cord and optic nerve

Mars researchers are wrestling with the potential costs of a flashy new NASA mission to the Red Planet

Knowing what kind of tick bit you and where you got it can help inform next steps

What’s going on with the Ebola outbreak, how the World Cup is dealing with rising temperatures, and how becoming a father can change your brain

Preliminary study finds that testosterone levels increase or stabilize in people taking GLP-1 medications

Fathers show changes in some of the same brain areas as mothers, but the effect of parenthood on dads isn’t nearly as well studied

From tiny hamsters to giant salamanders, here are some of the most unusual examples of fatherhood across the animal kingdom

Influencers and ultra-rich people looking to extend their lifespan are trading tips and tricks on how to eke out extra years

People with “fearful” or “preoccupied” insecure attachment styles had more children, whereas securely attached people had fewer, according to a recent study

The Trump administration wanted the surface of the Lincoln Memorial Reflecting Pool to be “American flag blue.” A water-treatment expert explains why the pool is still algal green and why the bloom could keep coming back

From booed hydration breaks to cooling-gel vests, teams are trying everything to keep their players from overheating. Physiologists—and one World Cup team doctor—say feeling cooler is different than cooling the body

A new study captures how cork, wine and air interact over time

Astronomers may have found the remains of two long-dead stellar siblings

This operation opens the door to treating more people living with HIV who have end-stage organ disease