There was a secret inside the envelope in the hands of Stephan Schlamminger, one of the world’s leading experts in experimental tests of gravity. He appeared to be on the verge of opening the envelope ...

The gravitational constant is the key to unlocking the mass of everything in the universe, as well as the secrets of gravity. When you purchase through links on our site, we may earn an affiliate ...

Researchers have redetermined the gravitational constant G using a new measurement technique. Although there is still a large degree of uncertainty regarding this value, the new method offers great ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

If recent discoveries that dark energy is evolving hold any water, our Universe will collapse under its own gravity on a ...

Astrophysicists have presumed for nearly a century that the universe will just keep expanding for all eternity, driven by an ...

Being able to see themselves as physicists can make or break students’ ability to thrive in the field. Zahra Hazari remembers falling in love with physics in high school. She excelled in the subject ...

For decades, astronomers have been trying to nail down the value of the Hubble constant—a measure of how fast the universe is expanding. But some cosmologists say there’s evidence that the universe is ...

Quantum physicists are familiar with wonky, seemingly nonsensical phenomena: atoms and molecules sometimes act as particles, sometimes as waves; particles can be connected to one another by a “spooky ...

For two decades, scientists believed the cosmological constant, known as λ (lambda), was positive. That meant the Universe ...