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Why Sex? Biologists Find New Explanations.
...focus on the future generations,” said Caitlin McDonough, who studies the evolution of reproductive systems at Syracuse University. McDonough’s work on the evolution of sexual behaviors has found evidence that...
Some Animals Have No Microbiome. Here’s What That Tells Us.
...own microbiome. “The human microbiome has completely driven a lot of our thinking about how microbes work,” said Tobin Hammer, a postdoctoral researcher in ecology and evolutionary biology at the...
Where Do New Genes Come From?
In their search for sources of genetic novelty, researchers find that some “orphan genes” with no obvious ancestors evolve out of junk DNA, contrary to old assumptions. The evolution of...
Does Time Really Flow? New Clues Come From a Century-Old Approach to Math.
...to describe the evolution of physical systems, it makes clear, according to Gisin, that “time really passes and new information is created.” Moreover, with this formalism, the strict determinism implied...
Brian Keating’s Quest for the Origin of the Universe
...much more panoramic, it’s so much more beautiful and deep than the numbers that we’ve come to find with such accuracy and precision, that describe its composition and evolution, that...
Solution: ‘Is It Turtles All the Way Down?’
...in which 7 million years of evolutionary history are compressed into less than three minutes. At what point in the video would it no longer surprise you to see the...
Billion-Year-Old Algae and Newer Genes Hint at Land Plants’ Origin
...big mysteries of evolution. Before then, terrestrial land was home only to microbial life. The first green plants to find their way out of the water were not the soaring...
A Rapid End Strikes the Dinosaur Extinction Debate
...guide the post-apocalyptic evolution of surviving species — not to drive the extinction itself. Quanta spoke with Hull about that cataclysm — often abbreviated as the K-T extinction — her...
Nature Versus Nurture? Add ‘Noise’ to the Debate.
...as unexplained environmental effects. Which leaves noise — the random tremors and fluctuations that characterize any biological process. “Noise is inevitable,” said Andreas Wagner, an evolutionary biologist at the University...