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Physics

Are soccer roars self-amplifying?

Does the volume double when two persons yell together? A reader has questions about the hoots and hollers of the crowd at his local football stadium.

Physicists want to recruit more young quantum physicists

A Danish physicist has constructed a quantum physics laboratory especially for high school students to attract more young people to the field.

Gravitational-wave astronomy will change our understanding of the universe

Nearly two years ago, LIGO opened up a new window onto the cosmos when they discovered gravitational waves. But what has happened since and how could it change our understanding of space, time, and gravity?

New theory explains how metals melt and freeze

Physicists have discovered how the melting process works at extreme pressures such as those found inside the Earth’s core.

Making astrophysical simulations more accurate

The model used to measure the mass of particles such as protons and neutrons has been used by physicists for almost 50 years. Now Tomas Brauner and his research collaborators discovered that two terms in the model’s equation were missing.

New satellite will test Einstein’s theory

A new satellite is launched that will test Einstein's general theory of relativity. Alongside it is a miniature satellite, designed and built by students to monitor shipping around Greenland.

Dark matter: how can we know if it exists?

There may be a whole invisible galaxy in the middle of the Milky Way, with dark suns and planets, and maybe even dark life.

Scientists move closer to developing a quantum computer

A new nanowire of superconducting semiconductor material is the ideal building block for a quantum computer, shows new research.

Meteors shed light on our solar system's early days

New analyses of a handful of meteorites from the outer reaches of the solar system hold clues to its very origins.

Physicists help Team Sky suit up

When the Tour de France kicks off on July, Chris Froome will once again join the competition and fight for victory. But this time, he’ll have the help of Norwegian physicists.

Teachers can help nip mental illness in the bud

Young people who are struggling sometimes conceal these troubles from their families. Teachers have a better chance catching the first signs of mental illnesses in children and adolescents, according to a new Norwegian study.