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Climate Diplomacy and Hardball Tactics
With this year’s global climate summit opening in Brazil, we offer a glimpse of how the Trump administration sometimes operates behind closed doors.
Past Arctic Sea Ice Levels Recreated by Traces of Cosmic Dust
Extraterrestrial particles found at the bottom of the Arctic Ocean could unlock at least 30,000 years of sea ice history, a new study finds.
Lula Hitches a Ride to the COP30 Climate Talks in a Chinese E.V.
The climate-friendly ride, part of a fleet assembled to shuttle delegations to the gathering in Brazil, sent a clear signal: China is making inroads in Latin America.
What Scientists Are Learning From Brain Organoids
Lab-grown “reductionist replicas” of the human brain are helping scientists understand fetal development and cognitive disorders, including autism. But ethical questions loom.
Northern Lights Forecast: How to See the Aurora Across the US on Thursday
A strong geomagnetic storm is expected to push the often-magical light display farther south than usual.
Trump Announces Deal to Drop Obesity Drug Prices to as Little as $150 a Month
President Trump announced a deal with Eli Lilly and Novo Nordisk to lower prices on hugely popular weight-loss drugs for Medicare, Medicaid and American patients who pay with their own money.
Her Research Could Improve Training For Service Dogs
“This is a type of science that has an impact that most people could see in their homes,” said Erin Hecht, a canine researcher at Harvard. “Now there’s just no money.”
The U.S. Is Skipping This Year’s Climate Summit. For Many, That’s OK.
World leaders, gathering in Brazil, will try to agree on new, more ambitious plans to cut greenhouse gases.
Big Food’s Fight Against Kennedy Is Heating Up
A new industry group wants to set aside the piecemeal state-by-state approach imposing food dye and labeling laws in favor of federal control. The opposition has roiled the MAHA coalition.
Where You See a Fancy Fish, Engineers See Alan Turing’s Math
Using a new computer model, scientists simulated the stripes, spots and hexagons on a species of boxfish, imperfections and all.
COP30 U.N. Climate Talks Are Starting in Brazil. Here’s What to Know.
Diplomats and leaders from around the world are gathering on the edge of the Amazon rainforest for annual talks on how to limit global warming.
Analysis Finds Global Warming Made Hurricane Melissa More Damaging
Climate change enabled the storm to churn faster and grow more quickly, a rapid analysis found.
Radiation May Be Unnecessary for Many Breast Cancer Patients
Doctors have already begun reducing radiation treatment for women at low risk of recurrence or spread of the disease. A new study finds that some women at greater risk can safely avoid radiation.
This Is What a Vindicated Iguana Looks Like
Reptiles on a Mexican island were considered an invasive species, but DNA evidence proves they beat humans to the island by hundreds of thousands of years.
2 Spooky Flashes Lit Up the Moon. Here’s What Made Them.
A Japanese astronomer captured a pair of objects slamming into the lunar surface in recent days.
Brazil Proposes a New Type of Fund to Protect Tropical Forests
The multibillion-dollar fund would essentially pay countries to keep forests standing, hoping for success where earlier forest-protection ideas have struggled.
China Delays Return of Astronauts After Debris May Have Hit Space Station
The country’s space authorities said that were investigating whether an object had hit the space station and the risks tied to it.
Tom Brady Says He Cloned His Dog
Mr. Brady became the latest celebrity to try to preserve a pet’s genetics, a move that animal rights groups have criticized.
Trump Again Names Jared Isaacman to Lead NASA After Pulling His Nomination
The nomination of the billionaire entrepreneur, private astronaut and Elon Musk ally was before the floor of the Senate when the president abruptly withdrew it in June.
The Editor Got a Letter From ‘Dr. B.S.’ So Did a Lot of Other Editors.
The rise of artificial intelligence has produced serial writers to science and medical journals, most likely using chatbots to boost the number of citations they’ve published.
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