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Study suggests that e-scooter fleets aren’t as green as they seem

Study suggests that e-scooter fleets aren’t as green as they seem

The researchers looked at not only emissions producing by people riding scooters, but also the environmental impact of the materials used in the manufacture of the vehicles and in the shipping and collection of them as well. The amount of electricity used to recharge the scooters was minimal, but what did use a lot of…
Study: Poor teens and tweens spend more time on screens than rich ones

Study: Poor teens and tweens spend more time on screens than rich ones

Tweens and teens from families that make less than $35,000 per year spent nearly two hours more with screen media each day than their peers with incomes over $100,000, according to new data from media nonprofit Common Sense. Lower-income teens (13- to 18-year-olds) spent more than 8.5 hours each day on smartphones, tablets, video games,…
Study: You can tie a quantum knot in a superfluid, but it will soon “untie” itself

Study: You can tie a quantum knot in a superfluid, but it will soon...

A knotty conundrum — Research has implications for future topological quantum computers. Jennifer Ouellette - Nov 15, 2019 8:10 pm UTC Enlarge / Researchers captured the decay of a quantum knot (left), which untied itself after a few microseconds and eventually turned into a spin vortex (right).Tuomas Ollikainen/Aalto UniversityThe same team who tied the first…
No, a genetic study didn’t pinpoint the ancestral homeland of all humans

No, a genetic study didn’t pinpoint the ancestral homeland of all humans

Homeland insecurity — The study published earlier this week ignores most of the archaeological record. Kiona N. Smith - Nov 1, 2019 11:45 am UTC Enlarge / 200,000 years ago, parts of the Kalahari Desert in southern Africa looked a lot like the Okavango Delta in Botswana.A study published in the prestigious scientific journal Nature…
Study casts doubt on value of WHO’s “gaming disorder” diagnoses

Study casts doubt on value of WHO’s “gaming disorder” diagnoses

What's the problem? — "Dysfunctional gaming" seems to be more symptom than cause of psychological issues. Kyle Orland - Oct 22, 2019 7:35 pm UTC Enlarge / Two gamers with obvious unmet psychological needs.Since the World Health Organization proposed new diagnoses for "hazardous gaming" and "gaming disorder" last year, there's been an ongoing scientific debate…
Study that argued EVs aren’t cleaner gets an update

Study that argued EVs aren’t cleaner gets an update

Scratch that — Redo of 2017 study uses newer data on battery manufacturing. Scott K. Johnson - Dec 4, 2019 7:11 pm UTC There are people who object to newfangled technologies that address our reliance on dirty energy. For them, claims like this are irresistible catnip: electric vehicles aren't actually cleaner than their gas-burning counterparts.…
Study finds drivers are clueless about what driver assistance systems can (and can’t) do

Study finds drivers are clueless about what driver assistance systems can (and can’t) do

Automakers like Audi, BMW, GM’s Cadillac, Nissan and Tesla have advanced driver assistance systems that are robust enough to take the sting out of that daily highway commute by handling some driving tasks. The problem: Drivers don’t understand the limitations of these systems, according to two new studies released Thursday by Insurance Institute for Highway…
Study Finds Nearly 400 Medical Devices, Procedures And Practices That Are Ineffective

Study Finds Nearly 400 Medical Devices, Procedures And Practices That Are Ineffective

(BeyzaSultanDURNA/iStock) CARLY CASSELLA 13 JUN 2019 We like to view modern medicine as based on rigorous science, and while it certainly beats the various dangerous alternatives out there, sometimes physicians still end up adopting practices based on little evidence. When a medical treatment, device or procedure is no better than previous or lesser alternatives, it's…

Study shows it is impossible for an individual to day trade stocks for a...

16 Pages Posted: 22 Jul 2019 Last revised: 22 Aug 2019 Date Written: August 14, 2019 Abstract We show that it is virtually impossible for an individual to day trade for a living, contrary to what course providers claim. We observe all individuals who began to day trade between 2013 and 2015 in the Brazilian…
Study: Tesla Autopilot misleading, overestimated more than similar technology

Study: Tesla Autopilot misleading, overestimated more than similar technology

More than any other driver-assist system out there today, people overestimate what Tesla’s Autopilot can do, according to a new study. “The name ‘Autopilot’ was associated with the highest likelihood that drivers believed a behavior was safe while in operation, for every behavior measured, compared with other system names,” said the study released this week…

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Android 10 could be out today, if this dubious leak is...

News Android 10 could be out today, if this dubious leak is to be believed (Image credit: Google) The Android 10 release date (or Android Q, for those who don't keep up with the changes), could be imminent, if a leak is to be believed – so imminent, in fact, that it could be on…

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