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Smoke rises on April 15, 2022, above 400 new graves in the town of Severodonetsk, Ukraine. Carolyn Cole/Los Angeles Times via Getty Images

Russia is being made a pariah state – just like it and the Soviet Union were for most of the last 105 years

The West’s new approach to Russia – bar it from international organizations, restrict international trade, prevent further military moves – looks just like how it treated Russia in the 20th century.
Social media sites like Twitter have been a major source of both true and false information regarding COVID-19 vaccines. MicroStockHub/iStock via Getty Images

Countries with lower-than-expected vaccination rates show unusually negative attitudes to vaccines on Twitter

A team analyzed more than 21 million tweets about COVID-19 vaccines and found that negative sentiments on social media were tied to lower-than-expected vaccination rates in many nations.
Walt Disney testified before the House Un-American Activities Committee claiming that communists once ‘took over’ his studio. Bettmann/Getty Images

Disney hasn’t found itself in this much trouble since 1941

The custodians of one of Hollywood’s most reliable cash machines have been careful to sidestep political minefields that might remind customers of a realm outside the Magic Kingdom.
Russian Orthodox Church Patriarch Kirill, center, and Russian Defense Minister Sergei Shoigu, right, at the consecration of the Cathedral of Russian Armed Forces outside Moscow, June 14, 2020. Oleg Varov, Russian Orthodox Church Press Service via AP

What a cathedral and a massive military parade show about Putin’s Russia

World War II has a central place in Russian nationalism. Its importance is written all over a new cathedral dedicated to the armed forces.
Researchers can test blood samples taken for other reasons to see if patients have previously had COVID-19. Don Bartletti/Los Angeles Times via Getty Images

COVID-19 official counts can miss mild cases – here’s how serosurveys that analyze blood for signs of past infection can help

Your blood can hold a record of past illnesses. That information can reveal how many people have had a certain infection – like 58% of Americans having had COVID-19 by the end of February 2022.
Javelin anti-tank missiles, T-72 tanks and Bayraktar TB2 drones are just some of the weapons that other nations have sent to Ukraine. Getty Images, Associated Press, Wikimedia Commons, U.S. Department of Defense

Ukraine receives weapons support from around the world

An arms trade expert explains the wide variety of military aid nations around the world have sent to Ukraine.
Co-author Chloe Gustafson and mountaineer Meghan Seifert install measuring equipment on an ice stream. Kerry Key/Lamont-Doherty Earth Observatory

Scientists in Antarctica discover a vast, salty groundwater system under the ice sheet – with implications for sea level rise

Liquid water below the ice determines how fast an ice stream flows. As the ice sheet gets thinner, more of that salty groundwater could rise.
Many places have banned sunscreens with certain chemicals in an attempt to help protect coral reefs. Westend61 via Getty Images

Corals and sea anemones turn sunscreen into toxins – understanding how could help save coral reefs

Researchers have long suspected that an ingredient in sunscreen called oxybenzone was harming corals, but no one knew how. A new study shows how corals turn oxybenzone into a sunlight-activated toxin.
The threat of expensive payouts may already be having an effect. Tom Stoddart/Getty Images

How treaties protecting fossil fuel investors could jeopardize global efforts to save the climate – and cost countries billions

A new study adds up the potential legal and financial risk countries could face from hundreds of agreements, like those under the Energy Charter Treaty.