A compressed hiring process -- which now takes several hours instead of the normal two weeks -- has helped Walmart add 25,000 more workers to deal with surging demand caused by the coronavirus outbreak. Many of the newcomers are college students and workers laid off from the idled hospitality and restaurant industries, and Walmart has said its goal is to add 150,000 hourly employees, increasing its total workforce by 10%.
Some teachers in Ohio are recording videos of themselves reading and teaching lessons for students who are learning from home during school closures. Agriculture education teacher and FFA adviser Nathan Sailor recorded a video of himself reading a book with dairy cows and posted the video on his district's YouTube channel, while another educator utilized puppets for a video about poetry.
Quasars may be releasing tsunami-like bursts of radiation that can push material from their home galaxies outward and may inhibit star formation, according to findings in six studies published in The Astrophysical Journal Supplement Series. "The amount of mechanical energy that these outflows carry is up to several hundreds of times higher than the luminosity of the entire Milky Way galaxy," said Nahum Arav, an author of one of the studies.
Female mammals outlived males in 60% of 134 populations and 101 species studied, according to findings published in Proceedings of the National Academy of Sciences. Study authors say male mammals use up their resources on growth and sexual trait maintenance and that environmental conditions might play a role in lifespan differences.
Some high-schoolers in Virginia will begin training for careers as aviation mechanics through a dual-enrollment program at the Aviation Institute of Maintenance's Norfolk campus. The program will be available to career and technical education students at the Academies of Hampton and Norfolk beginning in the fall.
The Give the Gift of Blue program recently distributed the 10,000th blue corduroy FFA jacket it has donated since it launched in 2014. An Indiana high-school sophomore received the jacket during a ceremony during this year's National FFA Week.
South Dakota State University is now offering two scholarships to encourage more low-income students to enroll in dual-enrollment programs, allowing them to earn college credits before graduating from high school. Officials say the program is intended to expand access and interest in post-secondary opportunities for students and shore up the future workforce.
Culinary students at a high school in Maine are using the $1,300 in tips they saved for a senior trip to provide meals for the elderly and disabled, as well as first responders, during the pandemic. The students, who work in a restaurant in the Lewiston Regional Technical Center, had planned a trip that included shopping and a fancy dinner but decided to use the money for make 500 meals for others.
A diet high in salt content may hurt the body's ability to fend off bacteria, a study in Science Translational Medicine suggests. Mice fed extra salt had trouble fighting off kidney and other infections, said study author Christian Kurts.
Teeth can keep a record of a person's stressful life events, according to findings published in Scientific Reports. "The methods we developed can be used by archaeologists of the ancient world to piece together a more complete understanding of the lives of past civilizations," says study co-author Paola Cerrito.
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