Puzzling galaxies that shouldn't exist, another person cured of HIV, quantum computing milestone

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February 23, 2023

Astronomy

JWST Discovers Enormous Distant Galaxies That Should Not Exist

JWST discovers giant, mature galaxies that seem to have filled the universe shortly after the Big Bang, and astronomers are puzzled

By Tereza Pultarova,SPACE.com

Medicine

Another Patient Is Free of HIV after Receiving Virus-Resistant Cells

The risks associated with a bone marrow transplant used to treat HIV mean the procedure is unlikely to be widely used in its current form

By Sara Reardon,Nature magazine

Aerospace

Did the Pentagon Shoot Down a Harmless Ham-Radio Balloon?

Surging numbers of small research balloons increase the odds of airborne mistaken identity—and harsher regulations

By Leonard David

Quantum Computing

Google's Quantum Computer Hits Key Milestone by Reducing Errors

Researchers demonstrate for the first time that using more qubits can lower the error rate of quantum calculations

By Davide Castelvecchi,Nature

Artificial Intelligence

AI Outraces Human Champs at the Video Game Gran Turismo

The program also challenges certain assumptions about self-driving cars

By Sophie Bushwick

Climate Change

Building Resilience in the Face of Climate Change [Sponsored]

Successfully mitigating the impacts of climate change will rely heavily on innovation in science and technology.

By Scientific American Custom Media | 05:48

Robotics

Soft Robots Take Steps toward Independence

Squishy robots can now heal themselves and grow as they explore

By Nora Bradford

Renewable Energy

How the U.S. Is Planning to Boost Floating Wind Power

The Biden administration is eyeing a 70 percent cut in the cost of floating offshore wind power by 2035

By David Iaconangelo,E&E News
FROM THE STORE

Existence and Other Questions: Selected Works of John Horgan

Does free will exist? Is the Schrödinger Equation True? How does matter make a mind? In his Scientific American column, John Horgan takes a scientific approach to exploring mysteries such as these, and in this eBook, we collect some of his most thought-provoking work on consciousness, quantum mechanics, the science of psychedelic drugs and more.

Buy Now
FROM THE ARCHIVE

JWST's First Glimpses of Early Galaxies Could Break Cosmology

The James Webb Space Telescope's first images of the distant universe shocked astronomers. Is the discovery of unimaginably distant galaxies a mirage or a revolution?

QUOTE OF THE DAY

"This was astounding -- we're finding galaxy candidates as massive as our own galaxy when the universe was 3% of its current age."

Joel Leja, assistant professor of astronomy and astrophysics at Penn State.

WHAT WE'RE READING

Want to Fix Public Health? Stop Thinking Like a Doctor.

Public health requires seeing the world from a collective perspective, but US agencies are still dominated by doctors trained to work on an individual level.

By Eric Reinhart | The Nation | Feb. 22, 2023

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