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Science
Why the Sun’s Chemical Composition Varies
The solar corona viewed in white light during the total solar eclipse on August 21, 2017 from Mitchell, Oregon. The moon blocks out the central part of the Sun, allowing the tenuous…
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Parents’ School Reviews Correlated With Demographics and Test Scores, Not School Effectiveness
Parent reviews reflected racial and income disparities in public K-12 schools.
A first-of-its-kind analysis of parents’ reviews of U.S. public K-12 schools, posted primarily from 2009…
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Global Warming Poses Threat to Food Chains – “Impact Could Be Severe”
The study examined plankton in freshwater ponds exposed to seven years of experimental warming. Credit: University of Exeter
Rising temperatures could reduce the efficiency of food…
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Johnson & Johnson rolls out one-dose coronavirus vaccine
Johnson and Johnson's coronavirus vaccine is being shipped across the U.S., adding a third vaccine to the country's arsenal. Errol Barnett reports.
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The Fascinating Story of How the Trojan Asteroids – Target of NASA’s Lucy Mission – Were Discovered…
Illustration of the Lucy mission’s seven targets: the binary asteroid Patroclus/Menoetius, Eurybates, Orus, Leucus, Polymele, and the main belt asteroid DonaldJohanson. Credits: NASA’s…
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Feeling of Belongingness Key to Improvement
High school students are more motivated in the classroom when they feel they belong at their school.
Parents may fear that if their high school student isn’t motivated to do well in…
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Fish Poop Helps Remove 1.65 Billion Tons of Carbon From the Atmosphere Each Year
Fish fecal pellets collected from the Santa Barbara Channel off California. Credit: Grace Saba
New research has shown that carbon in feces, respiration, and other excretions from…
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CBS Weekend News, February 27, 2021
House passes Biden’s new $1.9 trillion coronavirus economic relief bill; NASA's "Perseverance" team led by women and minority scientists
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Four Futuristic Space Technology Concepts Selected by NASA for Further Research and Development
This illustration shows a conceptual lunar railway system called FLOAT (Flexible Levitation on a Track) that has been selected for an early-stage feasibility study within the NASA…
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Artificial Intelligence Powers a Disease-Sniffing Device That Rivals a Dog’s Nose
By David L. Chandler, Massachusetts Institute of Technology
February 28, 2021
Andreas Mershin visits with one of the trained disease-sniffing dogs in his office at MIT. The dogs are…
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