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Genetics Spills Secrets From Neanderthals’ Lost History
How many Neanderthals were there? Archaeology and genetics have given very different answers. A new study reconciles them and reveals the lost history of these ancient people — including an early brush with extinction.
Are Genes Selfish or Cooperative?
Can you discover a simple mathematical result of Mendelian genetics that describes how genes interact with each other?
Viruses Would Rather Jump to New Hosts Than Evolve With Them
The discovery that viruses move between species unexpectedly often is rewriting ideas about their evolutionary history — and may have troubling implications for the threat from emerging diseases.
Mathematicians Measure Infinities and Find They’re Equal
Two mathematicians have proved that two different infinities are equal in size, settling a long-standing question. Their proof rests on a surprising link between the sizes of infinities and the complexity of mathematical theories.
Why Math Is the Best Way to Make Sense of the World
To tell truth from fiction, start with quantitative thinking, argues the mathematician Rebecca Goldin.
Solution: ‘The Prime Rib Problem’
Pradeep Mutalik and Quanta readers explore an open question about prime numbers: What is the lowest valued, longest consecutive sequence of integers that are divisible by a set of prime numbers?
To Solve the Biggest Mystery in Physics, Join Two Kinds of Law
Reductionism breaks the world into elementary building blocks. Emergence finds the simple laws that arise out of complexity. These two complementary ways of viewing the universe come together in modern theories of quantum gravity.
The Math That Promises to Make the World Brighter
The color of LED lights is controlled by a clumsy process. A new mathematical discovery may make it easier for us to get the hues we want.
Bacteria Use Brainlike Bursts of Electricity to Communicate
With electrical signals, simple cells organize themselves into complex societies and negotiate with other colonies.