2019-10-31 All Things Considered, Jon Hamilton
The brain waves generated during deep sleep appear to trigger a cleaning system in the brain that protects it against Alzheimer’s and other neurodegenerative diseases.
Category: Science
Are black holes made of dark energy?
2019-09-10 University of Hawaii at Manoa
In 1998, two independent teams of astronomers discovered that the expansion of the Universe is accelerating, consistent with the presence of a uniform contribution of Dark Energy. It was not recognized, however, that GEODEs [Generic Objects of Dark Energy] could contribute in this way. With the corrected formalism, Croker and Weiner showed that if a fraction of the oldest stars collapsed into GEODEs, instead of black holes, their averaged contribution today would naturally produce the required uniform Dark Energy.
Chemists discover water microdroplets spontaneously produce hydrogen peroxide
2019-08-26 by Stanford University
Water is everywhere on Earth, but maybe that just gives it more space to hide its secrets. Its latest surprise, Stanford researchers report Aug. 26 in Proceedings of the National Academy of Sciences, is that microscopic droplets of water spontaneously produce hydrogen peroxide.
https://phys.org/news/2019-08-chemists-microdroplets-spontaneously-hydrogen-peroxide.html
The Best Probiotics?
2019-08-07 James Hamblin
An apple contains about 100 million bacteria—a more diverse range than any dietary supplement.
https://www.theatlantic.com/health/archive/2019/08/probitoic-foods/595687/
Children wise to fear hand dryers, and 13-year-old proves it with published paper
2019-06-21 Pamela Fieber
Calgary student Nora Keegan has been studying decibel levels in hand dryers since she was 9 years old
10 Medical Myths We Should Stop Believing. Doctors, Too.
2019-07-01 Gina Kolata
Researchers identified nearly 400 common medical practices and theories that were contradicted by rigorous studies. Here are some of the most notable findings.
https://www.nytimes.com/2019/07/01/health/medical-myths-doctors.html
What Causes These Mysterious Fairy Circles?
2016-03-14 Ed Yong
For decades, scientists have puzzled over bizarre circles in the Namibian landscape. Now, they’ve found more in Australia.
Researchers have discovered a much faster way to learn new skills
2016-02-12 Christopher Ingraham
If you’re trying to improve your golf swing or master that tricky guitar chord progression, here’s some good news from researchers at Johns Hopkins University: You may be able to double how quickly you learn skills like these by introducing subtle variations into your practice routine.
https://www.washingtonpost.com/news/wonk/wp/2016/02/12/how-to-learn-new-skills-twice-as-fast/
The upside-down world of the Gulf’s dead zone
2015-12-10 Robynne Boyd
Farming runoff turns the sea floor into a wet desert and forces species onward or upward.
https://www.mnn.com/earth-matters/wilderness-resources/stories/upside-down-world-gulfs-dead-zone