A celestial loner might be the first known rogue black hole
A solitary celestial object — more massive than the sun, yet far smaller — is wandering the galaxy a few thousand light-years from Earth....
SCIENTIFIC NEWS
Why even small sonic booms are more annoying in cities
Sonic booms can be particularly annoying in cities, where tall buildings and narrow streets boost noise levels and cause the noise to linger, new...
New Gaia data paint the most detailed picture yet of the Milky Way
1.6 billion stars. 11.4 million galaxies. 158,000 asteroids. One spacecraft. The European Space Agency’s Gaia space observatory, which launched in 2013, has long surpassed...
Nasal vaccines for COVID-19 offer hope and face hurdles
A few weeks ago, I was obsessed with my nose and throat. I was on a trip to Seattle to speak at a small,...
Scientists created ‘smoke rings’ of light
Smoke rings are being seen in a new light. Doughnut-shaped structures called vortex rings are sometimes seen swirling through fluids. Smokers can form them...
Samples of the asteroid Ryugu are scientists’ purest pieces of the solar system
Samples of the asteroid Ryugu are the most pristine pieces of the solar system that scientists have in their possession. A new analysis of...
Quantum physics exponentially improves some types of machine learning
Machine learning can get a boost from quantum physics. On certain types of machine learning tasks, quantum computers have an exponential advantage over standard...
Ancient penguin bones reveal unprecedented shrinkage in key Antarctic glaciers
Antarctica’s Pine Island and Thwaites glaciers are losing ice more quickly than they have at any time in the last few thousand years, ancient...
Scientists grew living human skin around a robotic finger
The Terminator may be one step closer to reality. Researchers at the University of Tokyo have built a robotic finger that, much like Arnold...
How having health care workers handle nonviolent police calls may impact crime
For the last two years, a person acting erratically in downtown Denver has likely first encountered unarmed health care workers rather than police. That...
Ukraine: Drone attacks on Chornobyl are ‘gambling with the safety of millions of people’ 
The Lighter Side of Politics at the UN General Assembly 
Security Council LIVE: Fresh attacks prompt emergency meeting on Yemen 
‘An assault on humanity itself’: Guterres pays tribute to 9/11 victims, survivors and first responders