Scientific American Content.

"How massive Medicaid cuts will harm people's health."

Views expressed in this science and technology update are those of the reporters and correspondents. Accessed on 07 July 2025, 1238 UTC.

Content and Source: "Scientific American Content."

Email subscription via https://feedly.com.

https://feedly.com/i/subscription/feed%2Fhttp%3A%2F%2Fwww.sciam.com%2Fxml%2Fsciam.xml

Please check email link or scroll down to read your selections. Thanks for joining us today.

Russ Roberts (https://hawaiisciencejournal.blogspot.com).

Legislation proposes significant Medicaid cuts

•

500+3d

Evidence shows that Medicaid improves people’s health and is particularly vital for babies, older people in need of long-term care and people in rural communities

Pulsing Magma in Earth’s Mantle Drives Tectonic Plates Tearing Africa Apart

211h

Chemical fingerprints from volcanic rock offer hints of what’s happening in the mantle below the area where three rift zones meet in East Africa

Astronaut Matthew Dominick Speaks to Scientific American, Live from the International Space Station

We spoke with NASA astronaut Matthew Dominick in an exclusive, first-ever interview from the cupola of the International Space Station.

Yesterday

Math’s Block-Stacking Problem Has a Preposterous Solution

581d

In principle, this impossible math allows for a glue-free bridge of stacked blocks that can stretch across the Grand Canyon—and into infinity

Jul 4, 2025

Climate Change’s Fingerprints Came Early, a Thought Experiment Reveals

Early signs of human climate impact

•

Climate change left its signature on the atmosphere early in the industrial revolution, reveals a thought experiment investigation

Workers Have Died in Extreme Heat as OSHA Has Debated Protections

The June heat dome contributed to the deaths of at least three people. They have died as federal regulators have weighed whether to finalize the nation’s first heat protection rule for workers

Human Gut Bacteria Can Gather Up PFAS ‘Forever Chemicals’

Bacteria combat persistent chemical pollution

•

492d

When tested on their own and in mice, these bacterial strains from the human microbiome show promise in accumulating PFAS

Can Life Survive the Death of the Sun?

Earth's aphelion occurs during summer

•

793d

The future is bright— too bright—for life as we know it once the sun transforms into a red giant star

Jul 3, 2025

Proof That Adult Brains Make New Neurons Settles Scientific Controversy

Adult brains generate new neurons

•

100+3d

Adult brains grow new neurons, and scientists have finally pinpointed where they come from

First Human Genome from Ancient Egypt Sequenced from 4,800-Year-Old Teeth

Ancient Egyptian genome reveals roots

•

693d

Forty years after the first effort to extract mummy DNA, researchers have finally generated a full genome sequence from an ancient Egyptian, who lived when the earliest pyramids were built

New Interstellar Object Comet 3I/ATLAS—What We Know So Far as It Zips through the Solar System

353d

All eyes are on Comet 3I/ATLAS as astronomers worldwide chase the exotic ice ball through our solar system

Republicans’ One Big Beautiful Bill Act Will Raise U.S. Climate Emissions

Trump bill impacts Canada energy

•

Four research firms project that the Republicans’ One Big Beautiful Bill Act will raise greenhouse gas emissions and likely put U.S. and global climate goals out of reach

Record-Breaking Results Bring Fusion Power Closer to Reality

200+3d

Breakthroughs from two rival experiments, Germany’s Wendelstein 7-X and the Joint European Torus, suggest the elusive dream of controlled nuclear fusion may be within reach

How Trump’s Federal Funding Cuts Are Hurting Early-Career Researchers and American Health

300+4d

Canceled grants and slashed budgets are disproportionately affecting junior health researchers, dealing a major blow to the future of science and society in the U.S.

AI Could Help Save Patients from Extreme Heat

AI could be used to comb through electronic health records and warn vulnerable people about dangerous heat waves

Jul 2, 2025

Astronomers Found the Most Self-Destructive Planet in the Sky

Star planets cause violent stellar explosions

•

474d

This planet triggers flares on its star—spelling its ultimate doom

China’s Tianwen-3 Mission Could Beat the U.S. in the Race to Grab Mars Rocks

574d

Launching in 2028, China’s Tianwen-3 Mars sample return mission could bring Red Planet rocks back to Earth as early as 2031—years ahead of competing U.S.-European efforts

For Dolphins, Echolocation May Be More Like ‘Touching’ Than ‘Seeing’

475d

Dolphins seem to “feel” their way across the sea with narrow, sweeping beams of sonar

Could AI Make Drone Shows Less Technically Challenging?

AI can allow engineers to focus on artistry over technical details for drone shows

Jul 1, 2025

4 Nonfiction Books Scientific American Recommended In June

405d

Here's a collection of exclusive book recommendations, from slithering snakes to a river's impact, for your summer reading lists, curated by Scientific American

U.S. National Climate Assessments Website Goes Dark

Climate reports removed from US websites

•

Links to the U.S.’s most comprehensive climate reports—the National Climate Assessments—disappeared from the Internet on Monday, along with the official government website that houses them

Could China’s New Ozempic-like Drugs Beat Out Current Weight-Loss Medications?

Chinese biotech challenges global obesity leaders

•

375d

GLP-1 drugs currently being tested in China target complications associated with obesity such as heart disease, fatty liver disease and type 2 diabetes

Russia’s Space Program Is Another Casualty of the War in Ukraine

625d

To achieve its ambitious plans for missions to the moon and beyond, Russia needs other spacefaring nations as partners. But the war in Ukraine is making that help increasingly hard to find

See Earth’s Forests as Never Before in Biomass Satellite’s First Images

Biomass satellite reveals forest insights

•

765d

New images from the European Space Agency’s Biomass mission show how the satellite uses advanced radar to map flows of carbon through our planet’s most precious and remote ecosystems

Rubin Observatory Data Flood Will Let the Universe Alert Astronomers 10 Million Times a Night

Vera Rubin Observatory revolutionizes astronomy

•

586d

Astronomers have never had this much data available this quickly before

Jun 30, 2025

Summer Learning Loss Happens, but Kids Quickly Recover

336d

During the summer, kids can forget some of what they learned during the school year. They recover quickly, but here are some tips to stem the slide

World’s Oldest Rocks Confirmed in Canada

Canada hosts Earth's oldest rocks

•

In 2008 scientists reported that rocks in Canada were the world’s oldest. New data appear to confirm this contested claim

Cells Can ‘Hear’ Sounds—And Respond Genetically

200+6d

Audible sound can affect gene activity in mouse cells, boosting the attachment of muscle precursors to surrounding tissue and decreasing fat accumulation

Why Did the Company behind the Dakota Access Pipeline Sue Greenpeace?

Energy Transfer, the company behind the Dakota Access Pipeline, sued the nonprofit Greenpeace over alleged conspiracy—the host of Drilled explains why

Jun 27, 2025

Weather Forecasters Lose Crucial Hurricane Detection Microwave Satellite Data

Satellite data loss hampers hurricane forecasting

•

400+9d

Microwave satellite data are key to capturing major changes in a hurricane’s strength, such as when a storm undergoes rapid intensification. But a main source of those data is being abruptly shut off

Solar-Powered Slug Steals Chloroplasts and Stores Them for Emergency Food

Sea slugs harness stolen chloroplasts

•

A certain species of sea slug steals chloroplasts from algae and houses its contraband in special organelles that it can raid for food in times of need

Meditation’s Benefits Stretch Beyond the Person Who Meditates

100+9d

Often framed as a boon for personal wellness, meditation helps us connect with and support others, too

New Proof Dramatically Compresses Space Needed for Computation

239d

Surprising new work bucks 50 years of assumptions about the trade-offs between computation space and time

Could the Solar System Lose a Planet to a Passing Star?

549d

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to oblivion

Creating Bird Flu Vaccines for Humans at a Biosecure Laboratory

100+9d

This San Antonio, Tex., lab takes biosecurity seriously. Suit up with its scientists and go behind the scenes of the science of vaccine creation.

Hawaii Science Journal