Electronics & Semiconductors

Reviewing recent efforts to improve the reversibility of zinc anodes in rechargeable batteries

Rechargeable zinc metal batteries (RZMBs) could be a viable alternative to lithium ion batteries, which are currently used to power many types of electronic devices, as well as electric vehicles. Recent studies suggest that ...

Other

Poop knives, arachnophobic entomologists win 2020 Ig Nobels

Maybe this year's Ig Nobels, the spoof prizes for dubious but humorous scientific achievement, should have been renamed the Ick Nobels.

Venus' ancient layered, folded rocks point to volcanic origin

An international team of researchers has found that some of the oldest terrain on Venus, known as tesserae, have layering that seems consistent with volcanic activity. The finding could provide insights into the enigmatic ...

Astronomers capture stellar winds in unprecedented detail

Astronomers have presented an explanation for the shapes of planetary nebulae. The discovery is based on a set of observations of stellar winds around aging stars. Contrary to common consensus, the team found that stellar ...

Ecologists sound alarm on plastic pollution

Ecologists studying the prevalence of plastic pollution in aquatic ecosystems around the world are concerned after measuring the scale of human response needed to reduce future emissions and manage what's already floating ...

Sea ice triggered the Little Ice Age, finds a new study

A new study finds a trigger for the Little Ice Age that cooled Europe from the 1300s through mid-1800s, and supports surprising model results suggesting that under the right conditions sudden climate changes can occur spontaneously, ...

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Medical Xpress

Diseases, Conditions, Syndromes
Israel returns to virus lockdown as cases mount
Diseases, Conditions, Syndromes
Czech daily virus cases hit new record
Diseases, Conditions, Syndromes
Rapid test for COVID-19 shows improved sensitivity

Tech Xplore

Could breadfruit be the next superfood?

A fruit used for centuries in countries around the world is getting the nutritional thumbs-up from a team of British Columbia researchers.

Making tuberculosis more susceptible to antibiotics

Every living cell is coated with a distinctive array of carbohydrates, which serves as a unique cellular "ID" and helps to manage the cell's interactions with other cells.

Hubble captures crisp new portrait of Jupiter's storms

This latest image of Jupiter, taken by NASA's Hubble Space Telescope on Aug. 25, 2020, was captured when the planet was 406 million miles from Earth. Hubble's sharp view is giving researchers an updated weather report on ...

'Cellular compass' guides stem cell division in plants

The stem cells tasked with creating and maintaining biological tissues have a difficult job. They have to precisely divide to form new specialized cells, which are destined to different fates even though they contain identical ...

Polarization over energy and climate in Canada

Positive Energy today released new survey results examining Canadians' views on the role of oil and gas in Canada's current and future economy, and the respective roles of federal and provincial governments in the country's ...

Race to rescue animals as Brazilian wetlands burn

Wildlife guide Eduarda Fernandes steers a speedboat up the Piquiri river in western Brazil, scanning the horizon for jaguars wounded in the wildfires ripping through the Pantanal, the world's biggest tropical wetlands.

Study shows quizzes improve academic performance

About a year ago, a conversation during a faculty meeting piqued Marcus Crede's interest. A senior faculty member in Iowa State University's Department of Psychology said that he believed frequent quizzes help students better ...

NASA finds a fading wispy Tropical Depression Vicky

NASA's Terra satellite found Vicky to be a shadow of its former self, devoid of precipitation around its low-level center. Any precipitation had been pushed far to the northeast from wind shear. Vicky looked like a wispy ...

Satellite catches nighttime view of major hurricane Teddy

An early morning infrared image of Hurricane Teddy taken from NASA-NOAA's Suomi NPP satellite shows the proximity of the strengthening hurricane to the Lesser Antilles island chain and Puerto Rico. Teddy is a major hurricane ...

Consumers value difficult decisions over easy choices

Let's say you want to purchase a camera, and you're comparing two different advertisements. In one, the font, colors, and layout make the information easy to read. The other has an obscure style that takes more time for you ...