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General Physics Aug 25, 2022

Our atom-moving laser sculpts matter into weird new shapes—new research

Getting atoms to do what you want isn't easy—but it's at the heart of a lot of groundbreaking research in physics.

Astronomy Aug 24, 2022

Scientists help probe dark energy by testing gravity

Could one of the biggest puzzles in astrophysics be solved by reworking Albert Einstein's theory of gravity? A new study co-authored by NASA scientists says not yet.

General Physics Aug 18, 2022

How do we know that time exists?

The alarm goes off in the morning. You catch your morning train to the office. You take a lunch break. You catch your evening train back. You go for an hour's run. Eat dinner. Go to bed. Repeat. Birthdays are celebrated, ...

General Physics Aug 12, 2022

A simple way of sculpting matter into complex shapes

A new method for shaping matter into complex shapes, with the use of 'twisted' light, has been demonstrated in research at the University of Strathclyde.

General Physics Aug 12, 2022

A step towards quantum gravity

In Einstein's theory of general relativity, gravity arises when a massive object distorts the fabric of spacetime the way a ball sinks into a piece of stretched cloth. Solving Einstein's equations by using quantities that ...

Astronomy Jul 28, 2022

Sneaky black hole discovery sheds light on star death, black hole formation and gravitational waves

There is always something new and exciting happening in the field of black hole research.

Quantum Physics Jul 28, 2022

A nanokelvin microwave freezer for molecules

When a highly diluted gas is cooled to extremely low temperatures, bizarre properties are revealed. Thus, some gases form a so-called Bose-Einstein condensate—a type of matter in which all atoms move in unison. Another example ...

General Physics Jul 26, 2022

Roboticists discover alternative physics

Energy, mass, velocity. These three variables make up Einstein's iconic equation E=MC2. But how did Einstein know about these concepts in the first place? A precursor step to understanding physics is identifying relevant ...

General Physics Jul 13, 2022

Physicist defends validity of Stokes-Einstein equation in living systems

A physicist at the University of Arkansas has defended the validity of the Stokes-Einstein equation, one of Albert Einstein's most famous equations, as it relates to biology. The research will help scientists better understand ...

Environment Jun 17, 2022

Most major US cities are underprepared for rising temperatures

This month, Denver, Las Vegas and Phoenix all posted record high temperatures. And across the nation, Americans are ramping up for a scorching summer. Yet despite more frequent and intense heat waves on the horizon, cities ...

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