Thursday, 6 June 2019

Heart rate variation due to stress affects auditory attention

Sudden hearing loss can be experienced in highly stressful situations, usually lasting a short time. Researchers at São Paulo State University (UNESP) in Brazil, collaborating with colleagues at Oxford Brookes University in the United Kingdom, have reported a discovery that contributes to a deeper understanding of this phenomenon.

* This article was originally published here

Video: Could you fail a drug test by taking CBD?

Cannabidiol, or CBD, is a non-psychoactive compound produced by the marijuana plant that seems to be everywhere these days. Maybe you've even been asked if you'd like it added to your morning cup of joe! Interestingly, the chemical structure of CBD is very similar to THC, which is the marijuana-derived compound responsible for getting people high and the one screened for by drug tests.

* This article was originally published here

Planck finds no new evidence for cosmic anomalies

ESA's Planck satellite has found no new evidence for the puzzling cosmic anomalies that appeared in its temperature map of the Universe. The latest study does not rule out the potential relevance of the anomalies but they do mean astronomers must work even harder to understand the origin of these puzzling features.

* This article was originally published here

Tacoma-based Snopes, debunker of fake news, is locked in a nasty legal dispute

After more than two decades battling internet hoaxes, retouched photos, and other fake news, David Mikkelson, co-founder of Snopes, faces a much larger and more existential adversary.

* This article was originally published here

Is 'Big Tech' too big? A look at growing antitrust scrutiny

Is Big Tech headed for a big breakup?

* This article was originally published here

'Slothbot' takes a leisurely approach to environmental monitoring

For environmental monitoring, precision agriculture, infrastructure maintenance and certain security applications, slow and energy efficient can be better than fast and always needing a recharge. That's where "SlothBot" comes in.

* This article was originally published here

NIH HIV experts prioritize research to achieve sustained ART-free HIV remission

Achieving sustained remission of HIV without life-long antiretroviral therapy (ART) is a top HIV research priority, according to a new commentary in JAMA by experts at the National Institute of Allergy and Infectious Diseases (NIAID), part of the National Institutes of Health.

* This article was originally published here

Flying-V plane concept marks spectacular new look in air travel

Seating airline passengers in the wings? Think about it. A V-shaped plane designed to carry passengers, cargo, and fuel tanks in its wings is being seeded as a good idea for the future.

* This article was originally published here

Q&A: Why you should quit smoking even after a cancer diagnosis

Dear Mayo Clinic: My father, who is 68, just started treatment for bladder cancer. He's been a smoker since his 20s, and his oncologist is strongly encouraging him to quit. It seems like trying to stop smoking now, while he's going through chemotherapy, will just add more stress to a tough situation. Is this really the best time to work on his smoking?

* This article was originally published here

News Media Alliance pushes for new Senate antitrust bill

The News Media Alliance is scoring some legislative points against the much bigger K Street players Google and Facebook with a bipartisan Senate bill unveiled Monday evening that would temporarily exempt publishers from antitrust laws.

* This article was originally published here

New synthesis of complex organic molecules revealed

Japanese scientists have—for the first time—developed an efficient way to make organic molecules that have so far been difficult to synthesize because of their overall bulky structure and general instability.

* This article was originally published here

How to speed up the discovery of new solar cell materials

A broad class of materials called perovskites is considered one of the most promising avenues for developing new, more efficient solar cells. But the virtually limitless number of possible combinations of these materials' constituent elements makes the search for promising new perovskites slow and painstaking.

* This article was originally published here

Why humans (or something very similar) may have been destined to walk the Earth

What would happen if the hands of time were turned back to an arbitrary point in our evolutionary history and we restarted the clock? American paleontologist Stephen Jay Gould proposed this famous thought experiment in the late 1980s—and it's one that still grips the imagination of evolutionary biologists today.

* This article was originally published here

Fiat Chrysler slams brakes on Renault merger offer

Italian-American carmaker Fiat Chrysler on Thursday withdrew its blockbuster proposal to merge with Renault, blaming political objections in Paris and sparking a war of words with French officials.

* This article was originally published here

The secret to making stuff better? Shoot it with a laser

Faster computers. More efficient solar panels. More powerful electric cars.

* This article was originally published here

Brain changes may be linked to unexplained motor symptoms

A new study finds that people who have movement problems, symptoms that cannot be explained by an underlying disease, may have chemical changes in specific areas of the brain. The study is published in the June 5, 2019, online issue of Neurology, the medical journal of the American Academy of Neurology. These symptoms, which include tremors, muscle contractions or problems with walking, are called functional or psychogenic motor symptoms.

* This article was originally published here

What if you could spot skin cancer before it got too serious?

Skin cancer is the most common type of cancer in the United States. If you could visibly see signs of skin cancer on your body, would you be more likely to visit the doctor? A group of professors from BYU and the University of Utah asked that exact question as they looked for the most effective ways to influence people to screen themselves for cancer.

* This article was originally published here

Agent Unicorn headset for ADHD children may make understanding easier

The quest for a better understanding among scientists of children with attention deficit hyperactivity disorder (ADHD) goes on.

* This article was originally published here