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Solving the mystery of the Arctic's green ice

Solving the mystery of the Arctic’s green ice

In 2011, researchers observed something that should be impossible -- a massive bloom of phytoplankton growing under Arctic sea ice in conditions that should...
New twist on sofa problem that stumped mathematicians and furniture movers

New twist on sofa problem that stumped mathematicians and furniture movers

Most of us have struggled with the mathematical puzzle known as the "moving sofa problem." It poses a deceptively simple question: What is the largest...
Making better decisions when outcomes are uncertain

Making better decisions when outcomes are uncertain

A simple statistical trick could help make a ubiquitous model of decision processes more accurate. Markov decision processes are mathematical models used to determine the...
Mystery of how sperm swim revealed in mathematical formula

Mystery of how sperm swim revealed in mathematical formula

Researchers have developed a mathematical formula based on the rhythmic movement of a sperm's head and tail, which significantly reduces the complexities of understanding...
Researchers add a splash of human intuition to planning algorithms

Researchers add a splash of human intuition to planning algorithms

Every other year, the International Conference on Automated Planning and Scheduling hosts a competition in which computer systems designed by conference participants try to...
Devastating tsunamis could be mitigated by using acoustic-gravity waves

Devastating tsunamis could be mitigated by using acoustic-gravity waves

Devastating tsunamis could be halted before hitting Earth's shoreline by firing deep-ocean sound waves at the oncoming mass of water, new research has proposed. Dr...
New method of harvesting crowd wisdom

New method of harvesting crowd wisdom

The wisdom of crowds is not always perfect. But two scholars at MIT’s Sloan Neuroeconomics Lab, along with a colleague at Princeton University, have...
Yule tree

Predicting extinction — with a Yule tree

At this time of year, the words “Yule tree” may conjure images of brightly decorated balsam firs. But for Lea Popovic, an associate professor of...
Electron-photon small-talk could have big impact on quantum computing

Electron-photon small-talk could have big impact on quantum computing

In a step that brings silicon-based quantum computers closer to reality, researchers at Princeton University have built a device in which a single electron...
Documents that Changed the World: Sir Ronald Fisher defines ‘statistical significance,’ 1925

Documents that Changed the World: Sir Ronald Fisher defines ‘statistical significance,’ 1925

The subject of Joe Janes’ latest Documents that Changed the World podcast is close to the heart of many academic researchers: the threshold for...

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Scientists confirm the main cause of dementia

In a recent study, researchers confirmed they discovered the main cause of dementia. The researchers suggest that the build-up of urea in the brain to...

Three common drugs linked to high dementia risk

In a recent study from the University of East Anglia, researchers find that long-term use of anticholinergic antidepressants is linked to a higher risk...

For older people, weight training is more important than cardio exercise

In a recent study from Wake Forest University, researchers found that weight training is more effective than cardio for older people. It is known that...
Three common drugs linked to high dementia risk

Three common drugs linked to high dementia risk

In a recent study, researchers found long-term use of two antidepressants is linked to a higher risk of dementia. In addition, drugs prescribed for bladder...
Hubble discovers a unique type of object in the solar system

Hubble discovers a unique type of object in the solar system

With the help of the NASA/ESA Hubble Space Telescope, a German-led group of astronomers have observed the intriguing characteristics of an unusual type of...