Science & Technology

J&J vaccine ‘pause’ latest messaging challenge for officials

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<p>NEW YORK &mdash; Confronted with rare cases of blood clots potentially linked to Johnson &amp; Johnson’s COVID-19 vaccine, U.S. health officials faced a delicate...

NASA’s Mars helicopter soars higher, longer on 2nd flight

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CAPE CANAVERAL, Fla. — NASA’s little Mars helicopter aced its second test flight Thursday, soaring even higher and longer than before. ...

Mexican president pushes controversial reforestation plan

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<p>KOPOMA, México &mdash; Mexican President Andrés Manuel López Obrador made a strong push Thursday for his oft-questioned tree-planting program, trying to get the United...

Biden to restore California’s power to set pollution rules

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DETROIT — The U.S. Transportation Department is moving to reverse former President Donald Trump's bid to end California's ability to set its own automobile...

EXPLAINER: Why India is shattering global infection records

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<p>NEW DELHI &mdash; The world's fastest pace of spreading infections and the highest daily increase in coronavirus cases are pushing India further into a...

Biden opening summit with ambitious new US climate pledge

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WASHINGTON — President Joe Biden will open a global climate summit with a pledge to cut at least in half the climate-wrecking coal and...

Earth Day: Rehabilitated sea turtle released in Florida Keys

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MARATHON, Fla. — Staff from the Florida Keys-based Turtle Hospital released a rehabilitated loggerhead sea turtle back to the ocean on Thursday to mark...

Milan gets buzzier with 1 million bees in designer hives

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<p>MILAN &mdash; Italy’s financial and fashion capital of Milan got a little buzzier on Thursday with a project that mixes biodiversity with art. </p> ...

Countering Biden, GOP pitches $568B for infrastructure

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WASHINGTON — A group of Senate Republicans on Thursday unveiled a public works proposal with a much smaller price tag and a narrower definition...

Mayors ask Biden to be included in climate migration study

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<p>SAN DIEGO &mdash; The mayors of a dozen major U.S. cities, including Los Angeles, New York City, and San Diego, are asking President Joe...