Last update:

Need to accurately measure time in space? Use a COMPASSO

Telling time in space is difficult, but it is absolutely critical for applications ranging from testing relativity to navigating down the road. Atomic clocks, such as those used on the Global Navigation Satellite System network, ...

More news

General Physics
Thin-film tech makes nuclear clocks a 1,000 times less radioactive and more affordable
General Physics
Chinese detector to hunt elusive neutrinos deep underground
General Physics
Q&A: Inside the search for dark matter
General Physics
Study claims all observables in nature can be measured with a single constant: The second
General Physics
Explaining physical reality: Physicists 'bootstrap' validity of string theory
General Physics
The physics of random stacking: Perspectives on stability and chaos
General Physics
How do you make a kilogram? Gravity can provide new answers
General Physics
LHCb sheds light on two pieces of the matter–antimatter puzzle: Baryon and beauty hadron decays
General Physics
Physics and emote design: Quantifying clarity in digital images
General Physics
New model find molecular interactions key to creating order in active systems
General Physics
The first search for soft unclustered energy patterns in proton–proton collisions at 13TeV
General Physics
Advanced atom interferometer could help with 'the embarrassing problem' of dark matter
General Physics
AI algorithm intensifies gold ion collisions at near-light speed
General Physics
Eyes on the sun: Naked thallium-205 ion decay reveals history over millions of years
General Physics
Particle that only has mass when moving in one direction observed for first time
General Physics
Alena Tensor—a new hope for unification in physics
General Physics
Behind the model: Visualizing an advanced spectrometer with 3D printing
General Physics
ALICE finds first ever evidence of the antimatter partner of hyperhelium-4
General Physics
Judging knot strength throws people for a loop: Experiment reveals new blind spot in our physical reasoning
General Physics
Theory-based approach gives access to quarks' tiny transverse motion within protons

Other news

Astronomy
Exploring Earth's ionosphere for dark matter conversion signals
Space Exploration
Blue Origin set for first launch of giant New Glenn rocket
Other
Saturday Citations: Hydroclimate whiplash in a catastrophic era, cellular coordination, a really old ice core
Quantum Physics
Quantum breakthrough may lead to sustainable chiral spintronics
Molecular & Computational biology
Biofilm busters: Plant-derived molecule stops bacteria from forming protective biofilms on surfaces
Environment
Lack of air conditioning elevates emergency visits amid wildfire smoke
Environment
Earth breaks yearly heat record and lurches past dangerous warming threshold
Plasma Physics
Energetic particles could help to control plasma flares at the edge of a tokamak
Evolution
Fossil discovery sheds light on the early evolution of animal nervous systems
Earth Sciences
Ocean temperatures hit record highs in 2024, study finds
Condensed Matter
Resistance measurement approach successfully observes topological signatures in multiterminal Josephson junctions
Plants & Animals
Brightly colored creature—kept in pet aquariums globally—discovered as new species
Molecular & Computational biology
Plant hormones that help roots reach deeper water provide potential strategy for drought-resistant crops
Astronomy
'What is that?' Scientists explain white patch that appears near northern lights
Nanophysics
Hidden transport pathways in graphene confirmed, paving the way for next-generation device design
Archaeology
Ethiopian Highlands study examines stone tool decision-making process in early human history
Biochemistry
New device harnesses microwave flow reaction to convert biomass into useful sugars
Nanophysics
Single-atom metal layer reveals unexpected spin-polarized current control with light
Nanophysics
Covalent organic frameworks demonstrate considerable potential for efficient energy transport
Environment
Estimating the impact of the EPA's changing power plant greenhouse gas standards

Theory and experiment combine to shine a new light on proton spin

Nuclear physicists have long been working to reveal how the proton gets its spin. Now, a new method that combines experimental data with state-of-the-art calculations has revealed a more detailed picture of spin contributions ...

Atomic-resolution imaging shows why ice is so slippery

A team of physicists affiliated with several institutions in China has uncovered the reason behind the slipperiness of ice. In their study, published in the journal Nature, the group used atomic force microscopy to get a ...