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Art for "Why the Many-Worlds Interpretation Has Many Problems"
quantum mechanics

Why the Many-Worlds Interpretation Has Many Problems

The idea that the universe splits into multiple realities with every measurement has become an increasingly popular proposed solution to the mysteries of quantum mechanics. But this “many-worlds interpretation” is incoherent, Philip Ball argues in this adapted excerpt from his new book Beyond Weird.

Art for "How Equality and Inequality Shape the Birds and the Bees"
insights puzzle

How Equality and Inequality Shape the Birds and the Bees

Two dynamic, seemingly opposing forces likely played an important role in the evolution of reproduction and child rearing in social animals like bees and humans.

Art for "‘Broadband’ Networks of Viruses May Help Bacteria Evolve Faster"
microbiology

‘Broadband’ Networks of Viruses May Help Bacteria Evolve Faster

A newly discovered mechanism may enable viruses to shuttle genes between bacteria 1,000 times as often as was thought — making them a major force in those cells’ evolution.

Photo of Renee Reijo Pera
Q&A

In the Ticking of the Embryonic Clock, She Finds Answers

Renee Reijo Pera has spent decades uncovering how the timing of embryonic development contributes to health and disease.

Art for "Famous Experiment Dooms Alternative to Quantum Weirdness"
quantum physics

Famous Experiment Dooms Alternative to Quantum Weirdness

Oil droplets guided by “pilot waves” have failed to reproduce the results of the quantum double-slit experiment, crushing a century-old dream that there exists a single, concrete reality.

Art for "Interstellar Visitor Found to Be Unlike a Comet or an Asteroid"
astronomy

Interstellar Visitor Found to Be Unlike a Comet or an Asteroid

The mystery of ’Oumuamua, the first interstellar object ever observed, continues to deepen.

Art for "Forests Emerge as a Major Overlooked Climate Factor"
climate science

Forests Emerge as a Major Overlooked Climate Factor

New work at the intersection of atmospheric science and ecology is finding that forests can influence rainfall and climate from across a continent.

Photo of Urmila Mahadev
quantum computing

Graduate Student Solves Quantum Verification Problem

Urmila Mahadev spent eight years in graduate school solving one of the most basic questions in quantum computation: How do you know whether a quantum computer has done anything quantum at all?

Art for "Planets Found to Be Larger Than the Disks They Come From"
astrophysics

Planets Found to Be Larger Than the Disks They Come From

The new finding is challenging established theories of how planets come to be.