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A Close Look at Newborn Planets Reveals Hints of Infant Moons
Astronomers have discovered a complex planetary system still swirling into existence.
Do Brains Operate at a Tipping Point? New Clues and Complications
New experimental results simultaneously advance and challenge the theory that the brain’s network of neurons balances on the knife-edge between two phases.
Physicists Debate Hawking’s Idea That the Universe Had No Beginning
A recent challenge to Stephen Hawking’s biggest idea — about how the universe might have come from nothing — has cosmologists choosing sides.
Quantum Leaps, Long Assumed to Be Instantaneous, Take Time
An experiment caught a quantum system in the middle of a jump — something the originators of quantum mechanics assumed was impossible.
As Planet Discoveries Pile Up, a Gap Appears in the Pattern
Astronomers are puzzling over a paucity of planets in the galaxy measuring between 1.5 and two times Earth’s size.
Black, Hot Ice May Be Nature’s Most Common Form of Water
A new experiment confirms the existence of “superionic ice,” a bizarre form of water that might comprise the bulk of giant icy planets throughout the universe.