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A mathematical understanding of project schedules

Complex projects are made up of many activities, the duration of which vary according to a power law; this model can be used to predict overall project duration and delay.

'I had such fun!', says winner of top math prize

For Michel Talagrand, who won the Abel mathematics prize on Wednesday, math provided a fun life free from all constraints—and an escape from the eye problems he suffered as a child.

What's Pi Day all about? Math, science, pies and more

Math enthusiasts around the world, from college kids to rocket scientists, celebrate Pi Day on Thursday, which is March 14 or 3/14—the first three digits of an infinite number with many practical uses.

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Mathematics
How do neural networks learn? A mathematical formula explains how they detect relevant patterns
Mathematics
NASA Pi Day challenge serves up a mathematical marvel
Mathematics
Drawings of mathematical problems predict their resolution
Mathematics
Mathematicians prove Pólya's conjecture for the eigenvalues of a disk, a 70-year-old math problem
Mathematics
New statistical tool to distinguish shared and unique features in data from different sources
Mathematics
Anyone can play Tetris, but architects, engineers and animators alike use the math concepts underlying the game
Mathematics
Pythagoras was wrong: There are no universal musical harmonies, study finds
Mathematics
Mathematicians discover how to stop sloshing using porous baffles
Mathematics
Smart learning software helps students study math during lockdowns and beyond
Mathematics
What math tells us about social dilemmas
Mathematics
What does a physicist see when looking at the NFT market?
Mathematics
Use of decimal point is 1.5 centuries older than historians thought
Mathematics
Why prices are so high—8 ways retail pricing algorithms gouge consumers
Mathematics
Studies recommend increased research into achievement, engagement to raise student math scores
Mathematics
What are 'multiplication facts'? Why are they essential to your child's success in math?
Mathematics
Children's positive attitude toward mathematics fades during the early school years, finds study
Mathematics
Sports deflation: Study shows NBA 3-point shot has lost its value
Mathematics
Air pollution found to impair performance in matriculation exams in mathematical subjects
Mathematics
Is there a typical rate of cultural evolution?
Mathematics
Driving the best possible bargain now isn't the best long-term strategy, according to game theory

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Ecology
From roots to resilience: Investigating the vital role of microbes in coastal plant health
Biochemistry
Temperature, time and blueberry wine: Researchers examine fermentation's effects on health-promoting compounds
Molecular & Computational biology
Heating proteins to body temperature reveals new drug targets
Polymers
What fire ants can teach us about making better self-healing materials
Space Exploration
Robotic 'superlimbs' could help moonwalkers recover from falls
Analytical Chemistry
A novel multifunctional catalyst turns methane into valuable hydrocarbons
Planetary Sciences
NASA's Juno provides high-definition views of Europa's icy shell
Plants & Animals
New research addresses alleged benefits of a vegan diet for dogs
Plants & Animals
Trees on a university campus endure droughts with help from leaky pipes
Analytical Chemistry
First direct imaging of radioactive cesium atoms in environmental samples
Social Sciences
Singing researchers find cross-cultural patterns in music and language
Plants & Animals
Scientists find Eurasian jays can use 'mental time travel' like humans
Optics & Photonics
Physicists demonstrate first metro-area quantum computer network in Boston
Earth Sciences
Summers warm up faster than winters, fossil shells from Antwerp show
Quantum Physics
New method of wavefunction matching helps solve quantum many-body problems
Plants & Animals
Bees and butterflies on the decline in western and southern North America
Plants & Animals
Killer whales breathe just once between dives, study confirms
Bio & Medicine
Engineering a new color palette for single-molecule imaging
General Physics
A new family of beautiful-charming tetraquarks: Study illuminates a new horizon within quantum chromodynamics
Cell & Microbiology
Researchers conduct first-ever study to characterize microbiota in saliva of weaned piglets

New methods to improve the accuracy of cross-national surveys

Research by Social Statistics has highlighted new methods to improve the accuracy of cross-national surveys. Cross-national surveys run the risk of differential survey errors, where data collected vary in quality from country ...