Friday 17 May 2019

Bullet train champion in Japan will debut in 2030, now being tested

Testing for a train capable of 249mph (400 kph) speeds is to happen about twice a week at night. Bloomberg said ALFA-X is the world's fastest bullet train— well, for now, it is holding that title. Japan has also been working on a maglev train.

* This article was originally published here

Virtual reality game simulates experiences with race

Video games that use virtual reality to create immersive experiences have become increasingly popular for entertainment and for research. However, the representation of race in these simulations is often shallow—and fails to go beyond physical appearance attributes like skin color.

* This article was originally published here

Microsoft alerts hospitals to fix potential security risk

Computer experts inside hospitals were working diligently on Wednesday to address a serious new security vulnerability in older versions of the Windows operating system, which is still used in many health care devices even though Microsoft hasn't actively supported the older software in years.

* This article was originally published here

Exploring people's perception of geometric features, personalities and emotions in videos with virtual humans

Researchers at Pontifical Catholic University of Rio Grande do Sul have recently carried out a study aimed at evaluating people's perceptions of geometric features, personalities and emotions presented in video sequences with virtual humans. Their study, outlined in a paper pre-published on arXiv, merges computer science tools with psychology research practices.

* This article was originally published here

To win online debates, social networks worth a thousand words

Want to win an argument online? Bolstering your social network may be more helpful than rehearsing your rhetorical flourishes.

* This article was originally published here

Researchers imagine a cheaper, fairer marketplace for digital goods

E-commerce is sizzling. Last year, consumers spent more than $517 billion online with US merchants, up 15 percent from the year before, according to Internet Retailer.

* This article was originally published here

Sleep duration tied to adverse measures of glycemia

(HealthDay)—Self-reported short and long sleep are both associated with adverse measures of glycemia among adults with prediabetes, according to a study published online May 10 in Diabetes Care.

* This article was originally published here

Dirty data: Firms count environmental costs of digital planet

Technology is often touted as a solution to the world's environmental challenges, but it is also part of the problem: industry executives are facing rising pressure to clean up their energy and resource-intensive business.

* This article was originally published here

Earthquake in 2009 intensified American Samoa's rising sea levels

The 2009, magnitude-8.1 Samoa earthquake dealt a great deal of damage to the Samoan Islands: Tsunami waves as high as 14 meters (46 feet) wiped out multiple villages, claiming nearly 200 lives and severely damaging water and electrical systems.

* This article was originally published here

North carolina sues electronic cigarette maker JUUL

(HealthDay)—North Carolina is suing electronic-cigarette manufacturer JUUL for allegedly marketing its products to children and misleading the public about the health risks of the products. This lawsuit is the first filed by a state over JUUL's alleged marketing toward teens, CNN reported.

* This article was originally published here

Tobacco and e-cigarette promotions spark teens' use of nicotine products, study finds

Owning items that promote e-cigarettes and other alternative tobacco products doubles the likelihood that a young person will try these products, a new study led by the Stanford University School of Medicine has found. The finding illustrates the influence of such marketing on teenagers.

* This article was originally published here

Helping robots remember: Hyperdimensional computing theory could change the way AI works

The Houston Astros' José Altuve steps up to the plate on a 3-2 count, studies the pitcher and the situation, gets the go-ahead from third base, tracks the ball's release, swings ... and gets a single up the middle. Just another trip to the plate for the three-time American League batting champion.

* This article was originally published here

New computer program can help crack precision medicine

Researchers from ANU have helped develop a new computer program to find out a person's genetic make-up, bringing us a step closer to an era of precision medicine.

* This article was originally published here

A new era in 3-D printing

In the mid-15th century, a new technology that would change the course of history was invented. Johannes Gutenberg's printing press, with its movable type, promoted the dissemination of information and ideas that is widely recognized as a major contributing factor for the Renaissance.

* This article was originally published here

Machine learning reduces language barriers in global trade, research shows

Machine learning and artificial intelligence have exploded onto the scene in recent years, offering the hope of greater business efficiency. At the same time, researchers have found virtually no empirical evidence supporting the promised strides in labor productivity and economic activity.

* This article was originally published here

New AI sees like a human, filling in the blanks

Computer scientists at The University of Texas at Austin have taught an artificial intelligence agent how to do something that usually only humans can do—take a few quick glimpses around and infer its whole environment, a skill necessary for the development of effective search-and-rescue robots that one day can improve the effectiveness of dangerous missions. The team, led by professor Kristen Grauman, Ph.D. candidate Santhosh Ramakrishnan and former Ph.D. candidate Dinesh Jayaraman (now at the University of California, Berkeley) published their results today in the journal Science Robotics.

* This article was originally published here

Research reveals insulin-producing beta cells may change function in diabetes

A revolutionary new study using only materials derived from humans has revealed that insulin-producing beta cells can change their function in diabetes—and that this change may be reversible.

* This article was originally published here

Study proposes new standards for safely performing 'Brazilian butt lift'

A new anatomic study highlights critical technical issues to ensure safe performance of the increasingly popular "Brazilian butt lift—a procedure using the patient's own fat to augment and improve the appearance of the buttocks. The study appears in the May issue of Plastic and Reconstructive Surgery, the official medical journal of the American Society of Plastic Surgeons (ASPS).

* This article was originally published here

Neuroscientists identify a brain circuit that helps break complex decisions down into smaller pieces

When making a complex decision, we often break the problem down into a series of smaller decisions. For example, when deciding how to treat a patient, a doctor may go through a hierarchy of steps—choosing a diagnostic test, interpreting the results, and then prescribing a medication.

* This article was originally published here

Study examines consequences of workplace bullying

New research reveals how frequently being the target of workplace bullying not only leads to health-related problems but can also cause victims to behave badly themselves.

* This article was originally published here