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Views expressed in this science and technology update are those of the reporters and correspondents.  Accessed on 27 July 2024, 2208 UTC.

Content and Source:  https://www.scientificamerican.com.

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

 

Scientific American

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Basic Income Gives Money without Strings. Here’s How People Spend It

500+Scientific American Content / 1d

Pilot programs across the U.S., including new research funded by OpenAI, offer a glimpse of how a universal basic income could improve lives

When Dogs Smell Your Stress, They Act Sad

500+Scientific American Content / 2d

Dogs can smell when people are stressed, and it seems to make them feel downhearted

Musical Memories Don’t Fade with Age

100+Scientific American Content / 8h

Eighty-year-olds are able to identify familiar tunes just as well as teenagers can

Yesterday

NASA’s Perseverance Rover Discovers a Rock That May Contain Alien Microfossils

Mars rock suggests ancient life

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41Scientific American Content / 23h

Mysterious “leopard spots” on a Martian rock could be evidence of extraterrestrial life—or of mere lifeless chemistry. Finding out the truth may require bringing the rock back to Earth

The CDC’s Test for Bird Flu Works, but It Has Issues

33Scientific American Content / 23h

Flaws in the CDC's H5N1 test highlight the risks of relying on a single test supplier, some experts say

Extreme Heat Kills Hundreds of Thousands Worldwide Each Year

Scientific American Content / 23h

Hundreds of thousands of people die from extreme temperatures every year, more than any other type of weather disaster

Honeybees Defend Their Hive by Slapping Invading Ants

100+Scientific American Content / 1d

Japanese honeybees use their wings to slap back ants trying to invade their hive

How to See Stars, Satellites, and More in the Daytime Sky

Scientific American Content / 1d

It’s possible to see celestial objects during the day, but it’s not always easy

Taylor Swift, the Beatles, Beck and Bach Can Thank Ancient Temples for Modern Music

63Scientific American Content / 1d

The basic notes, rests and harmonies of Western music arose as humans heard how sounds traveled through the first large temples, built more than 2,000 years ago

Reviving Tidal Weirs and Preserving an Ancient Fishing Practice

Scientific American Content / 1d

A group on the islands of Penghu is restoring ancient fishing weirs, hoping to preserve the sustainable fishing practice and attract ecotourism.

JWST Images Freezing Giant Exoplanet 12 Light-Years Away

Scientific American Content / 1d

The Jupiter-like world Epsilon Indi Ab is one of the coldest—and closest—exoplanets that astronomers have ever seen

Is Technology in the Olympics a Form of Doping or a Reality of Modern Sport?

53Scientific American Content / 1d

Technological doping refers to the use of equipment—from swimsuits to super shoes—that provides an unfair athletic advantage. But the boundaries of what is allowed are somewhat arbitrary

If Trump Were to Pull the U.S. from the Paris Climate Agreement Again, It Will Be Much Harder to Rejoin

Scientific American Content / 1d

Technicalities and hesitations softened the effect of Trump’s withdrawal from the Paris climate agreement during his presidency, but a second attempt at a departure could be more serious

Jul 25, 2024

Komodo Dragons’ Nightmare Iron-Tipped Teeth Are a Reptilian First

100+Scientific American Content / 2d

Reptile teeth have long been considered simple and cheap because the animals replace them regularly. That isn't so, Komodo dragons show

Long COVID Is Serious and Complex but Becoming Less Likely

50Scientific American Content / 2d

Researchers are still working to understand the complicated and debilitating condition dubbed long COVID

New Math Breakthrough Reveals the Fifth ‘Busiest Beaver’

Scientific American Content / 2d

The busy beaver function is unpredictable. But now, after more than 40 years, the fifth value of the function has been revealed

The Legacy of Lynchings Still Hurts the Economic Prospects of Black Americans

Scientific American Content / 2d

Despite progress, the long shadow of racial violence continues to undermine economic opportunities for African Americans today

Should You Be Nice to AI Chatbots Such as ChatGPT?

Microsoft and Apple exit OpenAI

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100+Scientific American Content / 2d

The benefits of being polite to AI may include prompting better chatbot replies—and nurturing our humanity

First 'Cocaine Sharks' Discovered off Brazil

400+Scientific American Content / 2d

Cocaine has been detected in sharks for the first time, but scientists aren’t sure of the impact

Jul 24, 2024

Biden Heat Protection Rule Can’t Help Millions of Public Employees

Scientific American Content / 3d

A 1972 law that allows states to avoid OSHA regulations for public-sector employees is undermining the nation’s first proposed worker safeguards for heat

New Way of Making Superheavy Elements May Bring ‘Island of Stability’ within Reach

Scientists create superheavy elements

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84Scientific American Content / 3d

A novel way of making superheavy elements could soon add a new row to the periodic table, allowing scientists to explore uncharted atomic realms

China-U.S. Science Collaborations Are Declining, Slowing Key Research

Scientific American Content / 3d

The U.S. and China are collaborating less on projects across scientific disciplines amid a culture of fear in both countries

The Paris Olympics Are a Lesson in Greenwashing

Paris 2024 aims greenest Olympics

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Scientific American Content / 3d

The Olympics are a sustainability nightmare, and Paris, despite its efforts, is no exception

How Student Athletes Can Avoid Heatstroke

High school athletes prepare for extreme heat

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21Scientific American Content / 3d

An athletic trainer explains why bodies need time to acclimatize to extreme heat and what risks to watch out for to avoid heat illness in student athletes

NASA Cancels Its VIPER Moon Rover

64Scientific American Content / 3d

The VIPER lunar rover promised a revolution in our understanding of the moon’s precious deposits of ice. Then NASA cancelled the mission

Altering Consciousness with Advanced Meditation

58Scientific American Content / 3d

Advanced meditation is changing how we think about consciousness. Hear neuroscience researcher Matthew Sacchet explain his journey to studying what happens to the brain during a deeper engagement with meditation.

Jul 23, 2024

500-Million-Year-Old ‘Alien Fish Taco’ Was among First Creatures with Jaws

200+Scientific American Content / 3d

A bizarre fossil of a Cambrian creature that looked like an “alien fish taco” reveals how a single group with jaws came to account for around 90 percent of all animal species on Earth

Climate-Friendly Concrete Paves Path to Green Construction

Scientific American Content / 3d

A California company says it has developed a novel way of making concrete that doesn’t contribute to global warming

What a Kamala Harris Presidency Would Mean for Science

300+Scientific American Content / 4d

As the daughter of a cancer researcher, Kamala Harris would bring a lifelong familiarity with science to the presidency, experts say

Rare Whale Beached in New Zealand Offers Glimpse of Little-Known Species

Scientific American Content / 4d

Scientists hope the incredibly rare beaching of a spade-toothed whale will help them learn more about this persistently elusive species

Alaskan Heat Wave Will Send Temperatures Soaring to 90 Degrees F

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Temperatures in Fairbanks, Alaska, are predicted to reach a record-tying 90 degrees Fahrenheit because of a prolonged, unusually late heat wave

Biden Is Out—And Discussion about Aging Is on the Loose in Politics

100+Scientific American Content / 4d

The current presidential race has ensured that age will be a key and likely fraught consideration in future elections. Can science help determine how old is too old for a candidate before politics does?

How the Nutrition Facts Label Has Changed Food in the U.S.

Scientific American Content / 4d

Almost all packaged food sold in the U.S. for the past three decades has sported a Nutrition Facts label, with major consequences for the food system

Trump’s Massive Deportation Plan Echoes Concentration Camp History

500+Scientific American Content / 4d

Trump’s language about immigrants “poisoning” the U.S. repeats past rhetoric that led to civilian detention camps, with horrific, tragic results

Massive CrowdStrike Tech Outage Highlights Global Vulnerabilities

Scientific American Content / 4d

Companies and governments alike need to step up cybersecurity practices in the wake of massive technology failures associated with a CrowdStrike update

Jul 22, 2024

Kamala Harris’s Record on Abortion Rights Shows Strong Support

50Scientific American Content / 5d

If Harris becomes the Democratic presidential nominee, reproductive rights will likely be a key focus of her campaign, experts say

‘Dark Oxygen’ Discovered Coming from Mineral Deposits on Deep Seafloor

500+Scientific American Content / 5d

Baffling new results show that rocklike mineral deposits in the deep sea can produce oxygen

First U.S. Species to Go Extinct from Rising Seas Is the Key Largo Tree Cactus

65Scientific American Content / 5d

A tall cactus found only in Florida’s Key Largo is the U.S.’s first species to go extinct from sea-level rise

Nope—It’s Never Aliens

200+Scientific American Content / 5d

Claims of alien starships visiting Earth always fall short, but people still fall for them

Windows Down, Twisters on the Big Screen and COVID in a Summer Surge

Scientific American Content / 5d

Windows devices go down, Twisters brings tornadoes to the big screen and COVID’s summer surge in this week’s news roundup.

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