EPFL scientists have developed a metamaterial whose mechanical properties can be reprogrammed on demand and whose internal structure can be modified by applying a magnetic field.

Nature

Tech

Science

Eurek Alert 

Sci Tech Daily

New metamaterial offers reprogrammable properties

A study by Ludwig-Maximilians-Universitaet (LMU) in Munich researchers shows that putatively immature dendritic cells found in young children are able to induce robust immune responses. The results could lead to improved vaccination protocols.

Medical

Munich

News Medical

Putatively immature dendritic cells may induce robust immune responses in young children

A sample of polymethyl methacrylate, also known as Plexiglas, was burned in the Saffire-V experiment. Ribs were manufactured into the material to see how the...The post Understanding Fire: Saffire-V Ignites New Discoveries in Space appeared first on SciTechDaily.

Space

NASA

Understanding Fire: Saffire-V Ignites New Discoveries in Space

(Rush University Medical Center) Researchers at Rush University Medical Center and other leaders of the campaign, worked diligently to document the frequency and severity of burn injuries resulting from removing hot contents from the microwave and young children's vulnerability to them, published the results of their efforts in The Journal of Pediatrics on Jan. 20.

Making microwaves safer for children

New research highlights how a proposed network of marine protected areas could help safeguard some of the most important areas at sea for breeding Antarctic penguins.

Environment

Metro News

Science Daily 

Earth

Study shows how network of marine protected areas could help safeguard Antarctic penguins

The vital role of ventilation in the spread of COVID-19 has been quantified by researchers, who have found that in poorly-ventilated spaces, the virus spreads further than two meters in seconds, and is far more likely to spread through prolonged talking than through coughing.

US & Canada

Americas

North America

Coronavirus

Newsmax

Phys

PJ Media

Free online tool calculates risk of COVID-19 transmission in poorly-ventilated spaces

The World Health Organization reports that as of January 19, 2021, there are approximately 94 million cases of COVID-19 globally, with over 2 million deaths....The post Hold Up – New COVID-19 Model Shows Little Benefit in Vaccinating High-Risk Individuals First appeared first on SciTechDaily.

Vaccinations

New Rochelle

Newswise

Hold Up – New COVID-19 Model Shows Little Benefit in Vaccinating High-Risk Individuals First

Butterflies have evolved to produce a strongly scented chemical in their genitals that they leave behind after sex to deter other males from pursuing their women—scientists have found.

ZME Science

Male butterflies mark their mates with repulsive smell during sex to 'turn off' other suitors

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