Science
The latest Science coverage from the Chattanooga Times Free Press, part of our News section.
More in Science, page 30
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Trump promises clean water. Will he clean up ‘forever chemicals’?
These chemicals are in the tap water of the majority of Americans, and the Trump administration could decide their fate.
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The dark energy pushing our universe apart may not be what it seems, scientists say
Distant, ancient galaxies are giving scientists more hints that a mysterious force called dark energy may not be what they thought.
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Trump and Musk solidify their bond with Texas trip for rocket launch
For two weeks, Donald Trump has welcomed Elon Musk into his world. On Tuesday, it was Musk's turn to play host to the president-elect.
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Five ways RFK Jr. could undermine lifesaving childhood vaccines
For years, Robert F. Kennedy Jr., has leveraged his famous name, his celebrity connections and his nonprofit, Children’s Health Defense, to spread misinformation about vaccines and call their safety and efficacy into question. Soon, he might have the power to go much further.
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Frustration grows at fossil fuel influence and structure of UN climate talks. Some call for reform
Good or bad, the United Nations climate negotiations process itself became the focus of the international talks that aim to curb warming from coal, oil and natural gas.
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The Leonid meteor shower peaks as the supermoon wanes
It's a treat to see a supermoon. But that bright glowing orb will still be almost full when the Leonid meteor shower peaks this weekend, likely obscuring all but the brightest meteors in most locations.
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For 3rd straight year, no improvement in Earth’s projected warming
For the third straight year, efforts to fight climate change haven't lowered projections for how hot the world is likely to get — and recent developments in China and the United States are likely to slightly worsen the outlook, according to an analysis Thursday.
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What makes walking so great for your health and what else you need to do
Janet Rapp strode briskly down a paved path through the city zoo, waving at friends and stopping briefly to greet emus she knows by name.
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STD epidemic slows as new syphilis and gonorrhea cases fall in US
The U.S. syphilis epidemic slowed dramatically last year, gonorrhea cases fell and chlamydia cases remained below prepandemic levels, according to federal data released Tuesday.
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New DNA evidence rewrites long-told stories of people in ancient Pompeii
When a volcanic eruption buried the ancient city of Pompeii, the last desperate moments of its citizens were preserved in stone for centuries.
