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Astronomers argue that there’s an undiscovered giant planet far beyond the orbit of Neptune. A newly discovered rocky body has added evidence to the circumstantial case for it.
New modeling studies suggest that birds migrate to strike a favorable balance between their input and output of energy.
In new computer experiments, artificial-intelligence algorithms can tell the future of chaotic systems.
By making the first progress on the “chromatic number of the plane” problem in over 60 years, an anti-aging pundit has achieved mathematical immortality.
Researchers are building a case that long before the nervous system works, the brain sends crucial bioelectric signals to guide the growth of embryonic tissues.
Two teams of researchers have made significant progress toward proving the black hole stability conjecture, a critical mathematical test of Einstein’s theory of general relativity.
An unlikely team offers a controversial hypothesis about what enabled animal life to get more complex during the Cambrian explosion.
A recently proposed experiment would confirm that gravity is a quantum force.
The long, variable times that some diseases incubate after infection defies simple explanation. An idealized model of tumor growth offers a statistical solution.