
Origin of Life Theory Involving RNA–Protein Hybrid Gets New Support
A structure that links amino acids suggests that early organisms could have been based on an RNA-protein mix
A structure that links amino acids suggests that early organisms could have been based on an RNA-protein mix
Analysts explain why some fear that the Russian military will use chemical weapons—and how the world would know if it did
Dennis Sullivan’s work has advanced the study of shapes, and he developed tools that have helped to solve many mathematical problems
Fresh data suggest instrumental errors may have mimicked a purported signal from the universe’s first stars
The latest effort to weigh the elusive particle produces a more precise estimate of its upper limit
The basic concept of quantum spin provides an understanding of a vast range of physical phenomena
The latest bounty of 35 events features oddball black holes and a miniature neutron star
Physicists have imaged elusive ‘Wigner crystals’ for the first time
The European and Japanese spacecraft performed the first of six slingshot maneuvers around the planet. It will ultimately insert two probes into orbit in 2025
Hints of a previously unknown, primordial form of the substance could explain why the cosmos now seems to be expanding faster than theory predicts
The rare tetraquark is one of dozens of nonelementary particles discovered at the accelerator and could help test theories about the strong nuclear force
High-resolution images suggest the star spewed out so much dust that its brightness dropped by two thirds in 2020
A trove of new detections suggests that the bursts could be the result of at least two separate astrophysical phenomena
Their structures were once controversial. Now researchers have discovered quasicrystals in the aftermath of a 1945 bomb test
Experimental anomalies have sent researchers scrambling to concoct new explanations
A result that has been 20 years in the making could reveal the existence of new particles and upend fundamental physics
The experiment connects three devices with entangled photons, demonstrating a key technique that could enable a future quantum Internet
A laser generates quantum randomness at a rate of 250 trillion bits per second and could lead to devices small enough to fit on a single chip
Cosmologists suggest that an exotic substance called quintessence could be accelerating the Universe’s expansion—but the evidence is still tentative
Astrophysicists now have enough black-hole mergers to map their frequency over the cosmos’s history
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