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PBS News Hour
How a super-active sun can affect electronics on Earth
To most people, the sun is a steady, never-changing source of heat and light. But to scientists, it’s a dynamic star, constantly in flux, sending energy out into space. Experts say the sun is now in its most active period in two decades, causing potential disruptions to radio and satellite communications. John Yang speaks with Bill Murtagh of NOAA’s Space Weather Prediction Center to learn more.
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56:41
Wednesday on the NewsHour, the U.S. warns Russia is prepared to launch a full-scale invasion as Ukrainian forces mobilize for a possible war.
56:41
Monday on the NewsHour, Russia's leader Vladimir Putin orders troops to eastern Ukraine after recognizing two separatist regions as independent.
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President Biden says war in Ukraine will come soon as the U.S. blames Russian-backed separatists for inflaming conflict in eastern Ukraine.
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Tuesday on the NewsHour, President Biden warns a Russian invasion of Ukraine is still possible despite Moscow's claims that it's pulling back some of its troops.
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Wednesday on the NewsHour, parents remain divided on face coverings in schools as more states repeal their requirements amid declining COVID infections.
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U.S., European and Russian leaders hold separate high-level talks in ongoing attempts to defuse tensions over Ukraine.
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Friday on the NewsHour, the White House chief of staff discusses the latest jobs report and President Biden's domestic priorities.
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Tuesday on the NewsHour, vaccines could soon be available for children under age 5 raising hopes and new questions for parents.
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Justice Breyer's retirement makes way for President Biden to fulfill his campaign promise and nominate the first Black woman to the Supreme Court.
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Monday on the NewsHour, the United States puts thousands of troops on heightened alert as the threat of Russian invasion grows more severe.
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Friday on the NewsHour, health systems buckle under the latest surge of hospitalizations from COVID-19 as schools struggle to keep the virus at bay.
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Thursday on the NewsHour, the Supreme court blocks vaccine requirements for large businesses but permits them for most health care workers.