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High blood pressure has no symptoms, so you could have it and not be aware. nortonsx/iStock via Getty Images Plus

Many Americans wrongly assume they understand what normal blood pressure is – and that false confidence can be deadly

Nearly half of all Americans ages 20 and up have high blood pressure. Yet research shows that most people in the US don’t know the cutoff numbers for healthy blood pressure.
Many elementary school teachers in the U.S. are of ethnic or racial backgrounds different from their students. AP Photo/Steve Helber

Do elementary school students do better when taught by teachers of the same race or ethnicity? New research finds: Not that much

Calls to increase the diversity of the teacher workforce are unlikely to meaningfully address large racial and ethnic educational inequities, at least not during elementary school.
Seismologists monitor the Earth’s activity, but they can’t predict a day, time and place for the next ‘big one.’ Christian Miranda/AFP via Getty Images

Seismologists can’t predict an impending earthquake, but longer-term forecasts and brief warnings after one starts are possible

The idea that scientists could warn a region that a big quake was coming at a certain time – with enough advance notice for large-scale preparation and evacuation – remains a dream, not a reality.
Associate Supreme Court Justice Clarence Thomas speaks at the Heritage Foundation in 2021. Drew Angerer/Getty Images

A diverse Supreme Court grapples with affirmative action, with its justices of color split sharply on the meaning of ‘equal protection’

Most Americans believe that racial inequality is a significant problem. They also believe that affirmative action programs aimed at reducing those inequalities are a problematic tool.
Opposition deputies protest as the first stage of controversial judicial reform is approved by the Knesset Law Committee on Feb. 13, 2023. Photo by Israeli Parliament (Knesset) / Handout/Anadolu Agency via Getty Images

Israel enters a dangerous period – public protests swell over Netanyahu’s plan to limit the power of the Israeli Supreme Court

Huge pro-democracy demonstrations in Israel have taken place for almost two months in protest of new rules for the Supreme Court that Benjamin Netanyahu’s right-wing government is rushing into law.