Ask Ethan: Can we ever observe a proton decaying?
Sign up for the Starts With a Bang newsletter Travel the universe with Dr. Ethan Siegel as he…
Quantum-scale thermodynamics offers a tighter definition of entropy – Physics World
Quantum-scale thermodynamics offers a tighter definition of entropy – Physics World Skip to main content Discover more from…
Japan claims to have achieved the first-ever “direct observation” of dark matter —Its so rare we don’t even know if it exists
An incredibly rare discovery was made by Japan scientists led by Tomonori Totani in Tokyo, at the university…
Twist-induced non-Hermitian topology of exciton–polaritons
Hasan, M. Z. & Kane, C. L. Colloquium: topological insulators. Rev. Mod. Phys. 82, 3045–3067 (2010). Article ADS …
“Exceptional” 5.5-Million-Light-Year-Long Cosmic Structure May Be Largest Rotating Structure Ever Identified
A team of researchers believe they have identified a large, rotating structure 140 million light-years away from Earth.…
Astronomers capture the ‘invisible’ corona of a black hole
Astronomers have found a way to measure the hot corona around a distant supermassive black hole. The black…
Chinese physicists prove Einstein wrong and put century-old debate to an end
For the first time, scientists in China have faithfully recreated a thought experiment proposed by Albert Einstein nearly…
Ultrafast time-resolved observation of non-thermal current-induced switching in an antiferromagnetic Weyl semimetal
Satoh, T. et al. Spin oscillations in antiferromagnetic NiO triggered by circularly polarized light. Phys. Rev. Lett. 105,…
Most normal matter in the universe isn’t found in planets, stars or galaxies – an astronomer explains where it’s distributed
If you look across space with a telescope, you’ll see countless galaxies, most of which host large central…
Surprising optics breakthrough could transform our view of the Universe
Gravitational-wave detectors may soon get a major performance boost, thanks to a new instrumentation advance led by physicist…
Scientists make ‘world-first discovery’ while experimenting with plasma: ‘Ubiquitous in nature’
It turns out that containing the same process that powers the sun can be turbulent work. Even microscale…
Did we just see dark matter? Scientists express skepticism
The Fermi Gamma-ray Space Telescope captured this gamma-ray view of our Milky Way galaxy between 2009 and 2013.…