A controversial theory suggests that perception, motor control, memory and other brain functions all depend on comparisons between ongoing actual experiences and the brain’s modeled expectations. The post To Make Sense of the Present, Brains May Predict the Future first appeared on Quanta Magazine...
May 09, 2019•30 min•Transcript available on Metacast Computer scientists have been searching for years for a type of problem that a quantum computer can solve but that any possible future classical computer cannot. Now they’ve found one. The post Finally, a Problem That Only Quantum Computers Will Ever Be Able to Solve first appeared on Quanta Magazine...
Apr 25, 2019•12 min•Transcript available on Metacast Life needs more than water alone. Recent discoveries suggest that plate tectonics has played a critical role in nourishing life on Earth. The findings carry major consequences for the search for life elsewhere in the universe. The post Why Earth’s Cracked Crust May Be Essential for Life first appeared on Quanta Magazine...
Apr 11, 2019•27 min•Transcript available on Metacast Researchers find that when working memory gets overburdened, dialogue between three brain regions breaks down. The discovery provides new support for a larger concept about how the brain works. The post Overtaxed Working Memory Knocks the Brain Out of Sync first appeared on Quanta Magazine
Mar 28, 2019•14 min•Transcript available on Metacast Astronomers argue that there’s an undiscovered giant planet far beyond the orbit of Neptune. A newly discovered rocky body has added evidence to the circumstantial case for it. The post A New World’s Extraordinary Orbit Points to Planet Nine first appeared on Quanta Magazine
Mar 14, 2019•9 min•Transcript available on Metacast New modeling studies suggest that birds migrate to strike a favorable balance between their input and output of energy. The post A Thermodynamic Answer to Why Birds Migrate first appeared on Quanta Magazine
Feb 28, 2019•17 min•Transcript available on Metacast In new computer experiments, artificial-intelligence algorithms can tell the future of chaotic systems. The post Machine Learning’s ‘Amazing’ Ability to Predict Chaos first appeared on Quanta Magazine
Feb 14, 2019•20 min•Transcript available on Metacast By making the first progress on the “chromatic number of the plane” problem in over 60 years, an anti-aging pundit has achieved mathematical immortality. The post Decades-Old Graph Problem Yields to Amateur Mathematician first appeared on Quanta Magazine
Jan 31, 2019•9 min•Transcript available on Metacast Two teams of researchers have made significant progress toward proving the black hole stability conjecture, a critical mathematical test of Einstein’s theory of general relativity. The post To Test Einstein’s Equations, Poke a Black Hole first appeared on Quanta Magazine
Jan 03, 2019•17 min•Transcript available on Metacast An unlikely team offers a controversial hypothesis about what enabled animal life to get more complex during the Cambrian explosion. The post Oxygen and Stem Cells May Have Reshaped Early Complex Animals first appeared on Quanta Magazine
Jan 03, 2019•17 min•Transcript available on Metacast A recently proposed experiment would confirm that gravity is a quantum force. The post Physicists Find a Way to See the ‘Grin’ of Quantum Gravity first appeared on Quanta Magazine
Dec 06, 2018•21 min•Transcript available on Metacast On November 16, 2018, more than 200 readers joined writers and editors from Quanta Magazine for a wide-ranging panel discussion that examined the newest ideas in fundamental physics, biology and mathematics research. The post Quanta Writers and Editors Discuss Trends in Science and Math first appeared on Quanta Magazine...
Nov 22, 2018•1 hr 6 min•Transcript available on Metacast The long, variable times that some diseases incubate after infection defies simple explanation. An idealized model of tumor growth offers a statistical solution. The post Why Don’t Patients Get Sick in Sync? Modelers Find Statistical Clues. first appeared on Quanta Magazine
Nov 08, 2018•11 min•Transcript available on Metacast The latest artificial intelligence systems start from zero knowledge of a game and grow to world-beating in a matter of hours. But researchers are struggling to apply these systems beyond the arcade. The post Why Artificial Intelligence Like AlphaZero Has Trouble With the Real World first appeared on Quanta Magazine...
Oct 25, 2018•21 min•Transcript available on Metacast A new study challenges one of the most celebrated and controversial ideas in network science. The post Scant Evidence of Power Laws Found in Real-World Networks first appeared on Quanta Magazine
Oct 11, 2018•22 min•Transcript available on Metacast New algorithms show how swarms of very simple robots can be made to work together as a group. The post Smart Swarms Seek New Ways to Cooperate first appeared on Quanta Magazine
Sep 27, 2018•16 min•Transcript available on Metacast Cosmologists have shown that it’s theoretically possible for a contracting universe to bounce and expand. The new work resuscitates an old idea that directly challenges the Big Bang theory of cosmic origins. The post How the Universe Got Its Bounce Back first appeared on Quanta Magazine
Aug 30, 2018•22 min•Transcript available on Metacast Near an Australian desert mining camp, wild dingoes are losing their fear of humans. Their genetic and behavioral changes may echo those from the domestication of dogs. The post A Domesticated Dingo? No, but Some Are Getting Less Wild first appeared on Quanta Magazine
Aug 09, 2018•17 min•Transcript available on Metacast A series of fossil finds suggests that life on Earth started earlier than anyone thought, calling into question a widely held theory of the solar system’s beginnings. The post Fossil Discoveries Challenge Ideas About Earth’s Start first appeared on Quanta Magazine
Jul 05, 2018•20 min•Transcript available on Metacast Two mathematicians prove that under certain extreme conditions, the Navier-Stokes equations output nonsense. The post Mathematicians Find Wrinkle in Famed Fluid Equations first appeared on Quanta Magazine
Jun 21, 2018•17 min•Transcript available on Metacast Nobel laureate Susumu Tonegawa’s lab is overturning old assumptions about how memories form, how recall works and whether lost memories might be restored from "silent engrams." The post Light-Triggered Genes Reveal the Hidden Workings of Memory first appeared on Quanta Magazine
Jun 07, 2018•16 min•Transcript available on Metacast An eminent mathematician reveals that his advances in the study of millennia-old mathematical questions owe to concepts derived from physics. The post Secret Link Uncovered Between Pure Math and Physics first appeared on Quanta Magazine
May 31, 2018•20 min•Transcript available on Metacast Kidneys sniff out signals from gut bacteria for cues to lower blood pressure after meals. Our understanding of how the symbiotic microbes affect health is becoming much more molecular. The post How Bacteria Help Regulate Blood Pressure first appeared on Quanta Magazine
May 10, 2018•9 min•Transcript available on Metacast The oldest law of genetics says that gametes combine randomly, but experiments hint that sometimes eggs select sperm actively for their genetic assets. The post Choosy Eggs May Pick Sperm for Their Genes, Defying Mendel’s Law first appeared on Quanta Magazine
Apr 26, 2018•15 min•Transcript available on Metacast Elephants did not evolve to become huge animals until after they turned a bit of genetic junk into a unique defense against inevitable tumors. The post A Zombie Gene Protects Elephants From Cancer first appeared on Quanta Magazine
Apr 12, 2018•10 min•Transcript available on Metacast To efficiently analyze a firehose of data, scientists first have to break big numbers into bits. The post Best-Ever Algorithm Found for Huge Streams of Data first appeared on Quanta Magazine
Mar 29, 2018•16 min•Transcript available on Metacast Physicists theorize that a new “traversable” kind of wormhole could resolve a baffling paradox and rescue information that falls into black holes. The post Newfound Wormhole Allows Information to Escape Black Holes first appeared on Quanta Magazine
Mar 15, 2018•16 min•Transcript available on Metacast Researchers are building a case that long before the nervous system works, the brain sends crucial bioelectric signals to guide the growth of embryonic tissues. The post Brainless Embryos Suggest Bioelectricity Guides Growth first appeared on Quanta Magazine
Mar 13, 2018•21 min•Transcript available on Metacast A new idea is helping to explain the puzzling success of today’s artificial-intelligence algorithms — and might also explain how human brains learn. The post New Theory Cracks Open the Black Box of Deep Learning first appeared on Quanta Magazine
Mar 01, 2018•16 min•Transcript available on Metacast Computer scientists are finding ways to code curiosity into intelligent machines. The post Clever Machines Learn How to Be Curious first appeared on Quanta Magazine
Feb 16, 2018•19 min•Transcript available on Metacast