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Priyamvada Natarajan: How Black Holes Shape Galaxies
Priyamvada Natarajan explains the role of supermassive black holes in the structure and evolution of the universe. Sasha Maslov for Quanta Magazine...
An Astrophysicist Who Maps the Universe’s Terra Incognita
...quasars, turn off, shine — until today. It’s paradoxical that we have a theory, the “standard model of cosmology,” that perfectly captures the evolution of the universe, even though 95...
Why Evolution Reversed These Insects’ Sex Organs
...a general feature of energy expenditure and evolutionary diversification at work. “It really challenges our notions about sex,” said Justa Heinen-Kay, an evolutionary ecologist doing postdoctoral work at the University...
Gene Drives Work in Mice (if They’re Female)
...an entomologist and evolutionary biologist at North Carolina State University, likens gene drives to the fictional substance ice-nine in Kurt Vonnegut’s novel Cat’s Cradle: a bizarre form of ice that...
Asteroid Rate Jumped in Solar System’s Past
...few hundred million years of evolution on our planet occurred in a universe where the danger setting had been dialed up just a little higher. Dinosaurs, flowering plants, early primates...
How Nearby Stellar Explosions Could Have Killed Off Large Animals
...cosmic events affect Earth — even whether they have altered the course of evolution. A new study suggests that energetic particles from an exploding star may have contributed to the...
Missing Galaxies? Now There’s Too Many
...unaided eye. But at that time, computer simulations of the evolution of the universe had predicted that the Milky Way’s neighborhood should be bustling with activity — hosting not a...
Jellyfish Genome Hints That Complexity Isn’t Genetically Complex
Jellyfish didn’t need novel genes to take an evolutionary leap in complexity. An overarching theme in the story of evolution, at least over the past half billion years or so,...
Ancient Turing Pattern Builds Feathers, Hair — and Now, Shark Skin
...genes in a bird, could reach across hundreds of millions of years of evolution and exert an identical effect in a shark. Cooper found that activator gene expression plummeted next...