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Just 4 Minutes Of Physical Activity Improves Student Learning And Behavior

Just 4 Minutes Of Physical Activity Improves Student Learning And Behavior

Improved behavior and learning in the classroom by primary school students can be achieved in just for minutes according to new research by Brendon Gurd. 
Since the education industry needs to buy something, they can put a "FUNterval" in the budget - an outline or a book or a DVD explaining how to do high-intensity interval exercise for Grade 2 and Grade 4 students. A recent pilot study found it reduced behaviors like fidgeting or inattentiveness in the classroom. 

Giardia Pathogen From Runoff Contaminates Mussels On California Coast

Giardia Pathogen From Runoff Contaminates Mussels On California Coast

A study that collected sea lion fecal samples and mussels from the ocean near the mouths of rivers as well as from the shore near sea lion haul-out sites along the central coast of California found that the pathogen Giardia duodenalis is present and the authors blame freshwater run-off sites.
One of the G. duodenalis strains found is known to infect humans; the two others occur mostly in dogs and other canids. The scholars used polymerase chain reaction (PCR) followed by DNA sequence analysis to investigate whether the pathogens were present. PCR is a method for "amplifying DNA," by making large numbers of copies of it.  

Tracking The Largest Sunspot In Decades

Tracking The Largest Sunspot In Decades

An active region on the sun labeled AR 12192 rotated into view on Oct. 18th. It was already an area of intense and complex magnetic fields and soon grew into the largest such region in 24 years.
It fired off 10 sizable solar flares as it traversed across the face of the sun and became so large it could be seen without a telescope (don't ever look without with eclipse glasses) as many did during a partial eclipse on Oct. 23rd.

How To Replicate The Tide For $27

How To Replicate The Tide For $27

Though he is glorified by modern science advocates, Galileo was wrong about a lot of things - for example, when his calculation that the tides only happened once a day and was at the same time was criticized, he launched into vitriolic attacks on both Kepler and math, though they both were clearly right and Galileo was clearly wrong, as every illiterate sailor knew.
For $27 Galileo could have been shown the errors of his ways. That is what Rachel MacTavish, a graduate student in the Department of Biology at Georgia Southern University, spent on buckets from a hardware store, aquarium tubing, and pumps in order to be able to replicate the tide.

Government Penalizes Hospitals That Treat The Poor - And There Are More To Come

Government Penalizes Hospitals That Treat The Poor - And There Are More To Come

Last week, the Obama administration stated that it will fine over 2,600 hospitals because too many Medicare patients treated at those hospitals end up back in the hospital within 30 days of going home. 
Over 200,000 doctors have said they will no longer participate in the Affordable Care Act - Obamacare - because of high costs, low payouts, and Byzantine mazes of paperwork, so it seems bad to be driving hospitals away from the programs also - the ones affected primarily treat poor and minority patients.
The administration added two new conditions in this round of penalties: elective hip and knee replacement and chronic lung disease. 

Resveratrol Reverses Benefits Of Exercise - Study

Resveratrol Reverses Benefits Of Exercise - Study

Resveratrol has long been touted in news outlets and health blogs as a 2000s miracle product, with little evidence it helps people. It instead benefited from a kind of 'Glaxo would not paid $720 million if it didn't work' veneer.
One of the claims is that it should be used  as a complement to exercise and to enhance performance but it not only may not enhance the effects of high-intensity interval training (HIIT), it may hurt it.

Cytokinesis Lite: Cellular Division, Now With No Cells!

Cytokinesis Lite: Cellular Division, Now With No Cells!

Cell division is central to life and the last stage, when two daughter cells split from each other, has fascinated scientists since the dawn of cellular biology.
The name given to this process by those early biologists, cytokinesis, translates as "cell movement" and captures the sense of a highly active and organized series of events. Studying the final step, when the dividing cell creates a furrow before cleaving in two, has been difficult.  How does the cell signal where the furrow should be?  

Majority Of High School Seniors Favor More Liberal Marijuana Policies (Alcohol Too)

Majority Of High School Seniors Favor More Liberal Marijuana Policies (Alcohol Too)

Though young people are pleased that the federal government has declared they are not actually adults until age 26 when it comes to having to pay bills, adults who remember being teenagers know that teens don't actually buy into that - they feel mature, especially when it comes to things they want to do.
It is no surprise that young people favor more liberal marijuana laws. In 2014, marijuana is just as cool as smoking cigarettes was in 1954. And like in 1954, proponents gloss over the obvious health risks while governments insist they should get the tax revenue because people will do it anyway.

The Vampire Deer Of Afghanistan

The Vampire Deer Of Afghanistan

More than 60 years after the last confirmed sighting, a strange deer with vampire-like fangs is roaming the rugged forested slopes of northeast Afghanistan, according to a research team which confirmed the species presence during recent surveys.

Information-Theoretic Security: Creating 21st Century Cryptography Standards

Information-Theoretic Security: Creating 21st Century Cryptography Standards

Most modern cryptographic schemes rely on complexity for security - they can be cracked, but that would take a prohibitively long time, even with enormous computational resources.
Information-theoretic security, in which even an adversary with unbounded computational power could extract no useful information from an encrypted message, is far too complicated to be practical. With the current White House administration engaged in an unprecedented level of domestic spying, there is a great deal of interest in privacy even the government can't crack.

How Understanding The Heterogeneous Topocracy Of Twitter Can Help The Future Of Science 2.0

How Understanding The Heterogeneous Topocracy Of Twitter Can Help The Future Of Science 2.0

To gain followers on Twitter, some supposed social media and SEO "experts" claim that a lot of volume and following a lot of people is the road to popularity. 
Not really. The most effective strategy is to already be famous. Due to its imbalanced structure, Stephen Hawking is going to get more followers than you because he is already famous. Once a person with a lot of followers notifies the public he is on Twitter, it takes off much faster than if his social media intern followed 100 people with a few dozen followers. Less popular users can compensate for this by increasing their activity and their tweets but the outcome is costly and inefficient.