Cosmology
A century ago, Alexander Friedmann envisioned the universe’s expansion
Alexander Friedmann saw that Einstein’s equations predicted multiple cosmic scenarios, including a Big Bang.
Math
More Stories in Math
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EarthHow climbers help scientists vibe with Utah’s famous red rock formations
Researchers teamed up with rock climbers to collect rare data that help them assess the seismic stability of red rock formations in Utah.
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MathTake an online journey through the history of math
‘History of Mathematics’ explores the origins of arithmetic, algebra, geometry and more.
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Quantum PhysicsQuantum physics requires imaginary numbers to explain reality
Quantum theory based only on real numbers fails to explain the results of two new experiments.
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Materials ScienceResearchers have unlocked the secret to pearls’ incredible symmetry
Understanding the structural secrets of how mollusks form symmetrical pearls could inspire more optimal materials for solar panels and space travel.
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MathAn elusive equation describing bird eggs of all shapes has been found at last
A new mathematical equation describes bird eggs of all shapes found in nature, and it could have applications in food and agricultural research.
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MathHow one physicist is unraveling the mathematics of knitting
Understanding how knots influence textile properties could lead to bespoke materials.
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MathA documentary and a Bollywood film highlight two disparate paths in mathematics
An unlikely pair of films recount tales of two very different mathematical women, Maryam Mirzakhani and Shakuntala Devi.
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ComputingHow next-gen computer generated maps detect partisan gerrymandering
The U.S. census will trigger a new round of redistricting beginning in 2021. Researchers have developed numerous tests to identify gerrymandering.
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AnimalsCalculating a dog’s age in human years is harder than you think
People generally convert a dog’s age to human years by multiplying its age by seven. But a new study shows the math is way more complex.
