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Illustration of a glass box illuminated inside by a red lightbulb. A ray of green light shoots out of the box.
quantum physics

Puzzling Quantum Scenario Appears Not to Conserve Energy

By Katie McCormick
May 16, 2022
Read Later

By resolving a paradox about light in a box, researchers hope to clarify the concept of energy in quantum theory.

astrophysics

Black Hole Image Reveals the Beast Inside the Milky Way’s Heart

By Jonathan O'Callaghan
May 12, 2022
Read Later

In 2019, the Event Horizon Telescope released a historic image of a supermassive black hole in another galaxy. The follow-up — an image of Sagittarius A* — shows it shimmering at the center of our own.

Illustration of pieces of paper with scientific images on them feeding into a machine. A human hand turns a crank, and equations come out of the machine.
algorithms

Powerful ‘Machine Scientists’ Distill the Laws of Physics From Raw Data

By Charlie Wood
May 10, 2022
Read Later

Researchers say we’re on the cusp of “GoPro physics,” where a camera can point at an event and an algorithm can identify the underlying physics equation.

An illustration of calipers that look blurry
quantum physics

Physicists Pin Down How Quantum Uncertainty Sharpens Measurements

By Ben Brubaker
May 3, 2022
Read Later

Throwing out data seems to make measurements of distances and angles more precise. The reason why has been traced to Heisenberg’s uncertainty principle.

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planetary science

Secrets of the Moon’s Permanent Shadows Are Coming to Light

By Jonathan O'Callaghan
Read Later

Robots are about to venture into the sunless depths of lunar craters to investigate ancient water ice trapped there, while remote studies find hints about how water arrives on rocky worlds.

A man sits at a table in the middle of a wood-paneled library, perusing a large book.
Q&A

Pondering the Bits That Build Space-Time and Brains

By Charlie Wood
April 20, 2022
Read Later

Vijay Balasubramanian investigates whether the fabric of the universe might be built from information, and what it means that physicists can even ask such a question.

geophysics

Scientists Unravel How the Tonga Volcano Caused Global Tsunamis

By Robin George Andrews
April 13, 2022
Read Later

The Tonga eruption in January was “basically like Krakatoa 2.” This time, geophysicists could explain the tiny tsunamis that cropped up all over the planet, solving a 139-year-old mystery about Tonga’s predecessor.

Illustration in which the particles of the Standard Model are arranged as sections of a circle, but the W boson is too big and doesn’t fit.]
particle physics

Newly Measured Particle Seems Heavy Enough to Break Known Physics

By Charlie Wood
April 7, 2022
Read Later

A new analysis of W bosons suggests these particles are significantly heavier than predicted by the Standard Model of particle physics.

Quantized Columns

Beyond the Second Law

By Nicole Yunger Halpern
March 31, 2022
Read Later

Thanks to the power of fluctuation relations, physicists are taking the second law of thermodynamics to settings once thought impossible.


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