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Sealed in an Envelope for a Decade, Another Surprise in the Quest to Unravel the Mystery of Gravity Emerges

The Debrief

May 30, 2026

A twist on gravity measurement, hidden in a mysterious envelope, may point to a subtle flaw in our understanding of the universe, raising new questions about...

Lunar Craters Offer Ideal Home for Ultrastable Lasers

Optics and Photonics News

May 28, 2026

“As soon as I understood what the permanently shadowed regions can offer, I felt that this would be the most ideal environment for a super-stable laser,” says...

'One of the great unresolved embarrassments of physics': It's been 340 years since Newton and scientists still haven't solved the secret of gravity

Space.com

May 27, 2026

"The mystery is not solved."

Building a better laser on the Moon

Physics World

May 21, 2026

There are craters on the Moon where the Sun never shines – and researchers in the US and Germany have shown that these shady locations would be ideal for...

Are lasers the key to GPS like navigation on the Moon?

Euronews Next

May 20, 2026

Permanently shadowed craters have long interested scientists. Could a new laser system help future spacecraft navigate the Moon more safely?

Lasers in moon craters could create a lunar GPS system

Space.com

May 19, 2026

Scientists think permanently shadowed lunar craters offer the perfect foundation for navigation on the moon.

Moon’s darkest craters could host laser system for navigation and timing tech

Interesting Engineering

May 18, 2026

Researchers propose placing ultrastable lasers in lunar shadowed craters to enable navigation, timing and precision measurement systems beyond Earth.

Measuring G: The ultimate metrology challenge?

EDN: Voice of the Engineer

May 14, 2026

Four fundamental forces of nature—gravity, electromagnetism, strong nuclear force, and weak nuclear force—govern all known physical interactions in the universe...

10-year experiment reveals why gravity is so hard to measure

Refractor

May 11, 2026

For centuries, one of the most important numbers in physics has evaded accurate identification. The results of a recent experiment by researchers at the...

A new experiment deepens the physics mystery over “big G”

Big Think

May 6, 2026

Newton's gravitational constant, G, is still known to just 3 significant figures in 2026. New measurements merely highlight our uncertainty.

The Week Ahead: NIST hosts workforce webinar for small business week; events on 6G, AI and more

Inside Cybersecurity

May 4, 2026

The Tuesday webinar is the latest in a series of NIST events targeted at the small business community. The webinar is focused on providing guidance to small...

2026 Top 25: Kristi Rice

Government Technology

April 30, 2026

As a co-chair for the NICE (National Initiative for Cybersecurity Education) K-12 community and a collaborator with the College Board on its AP cybersecurity...

NIST Weighs In On 225-Year Mystery of Big G

Quantum Zeitgeist

April 30, 2026

For over 225 years, scientists have struggled to pinpoint the value of big G, the universal gravitational constant that dictates the strength of attraction...

Two male researchers in casual clothes and protective eyewear stand in the lab, pointing at a screen hooked up to a laser science instrument.

‘Any wavelength’ lasers for PICs?

Laser Focus World

April 27, 2026

NIST-led team of researchers leverages nonlinear optics of tantalum pentoxide to achieve ‘any wavelength’ lasers atop other photonic circuitry to allow...

The elusive ‘big G’: why we still cannot measure gravity

The Times of London (UK)

April 26, 2026

A decade-long experiment has failed to pin down the fundamental constant that holds everything together, hinting at gaps in our understanding of the universe.

One scientist’s 10-year quest to calculate the strength of gravity

Scientific American

April 24, 2026

After 10 years of painstaking measurements, physicist Stephan Schlamminger stood in a hotel water park, waiting for a career-defining moment.

We still don’t have a more precise value for “Big G”

Ars Technica

April 23, 2026

Such experiments bring “order to the universe, whether or not the number agrees with the expected value.”

NIST scientists produce selectable-wavelength lasers in tiny circuits

Optics

April 22, 2026

Stacking dopants on fingernail-sized silicon wafers is new way to make optical chips.

How big is Big G? Mystery deepens after ten-year effort to measure gravity’s strength

Nature

April 21, 2026

Physicists have spent the past decade trying to pin down the elusive fundamental constant, to no avail.

Agility is the new IT currency: A roadmap for skills, readiness and innovation

CIO

April 17, 2026

Using established competency frameworks, such as the NIST NICE Framework for cybersecurity roles, can provide a standardized language and structure to this...

A new measurement reveals gravity is still hard to pin down

Science News

April 16, 2026

“The experiment took me about 10 years to complete,” says Schlamminger, of the National Institute of Standards and Technology in Gaithersburg, Md. “The results...

NIST chip expands laser range

Photonic Integrated Circuits

April 16, 2026

Researchers at the National Institute of Standards and Technology (NIST) have developed a new class of photonic integrated circuits capable of generating laser...

Four researchers pose smiling around a laser device on a lab table.

NIST research project makes it easier for researchers to fabricate silicon photonics chips

Scientific Computing World

April 16, 2026

NIST’s chips could help emerging technologies such as quantum computers and optical atomic clocks escape the lab and start to impact biomedicine, navigation...

Meet the author: Nathan D. Olson

Cell Genomics

April 8, 2026

In their latest Cell Genomics paper, “Characterization of subclonal variants in HG002 Genome in a Bottle reference material as a resource for benchmarking...

Illustration of a rectangular chip surrounded with both blue cold and red heat, with blue light shooting up from its components.

NIST Researchers Engineer Photonic Chip Packaging for Extreme Industrial Environments

ThomasNet.

April 2, 2026

Photonic integrated circuits offer significant speed and power advantages, yet their delicate optical connections often fail when exposed to harsh operational...

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