On Radar

Southern Ocean intermediate waters may hold key to Earth's carbon dioxide history Researchers at National Taiwan University and partner institutions have uncovered new evidence that Antarctic Intermediate Water (AAIW)—a distinct layer sitting 500–1,500 meters below the ocean surface—played a pivotal role in a major atmospheric carbon dioxide transition that occurred roughly 450,000 years ago.

Big AI's control of narrative and regulation poses significant threat to rule of law New research led by Trinity College Dublin's AI Accountability Lab pinpoints the growing threat posed by the influence AI companies have over the rule of law, and people's lives, as well as outlining how society can stem the tide.

Small financial changes can have big impact on stress, study finds New research is shedding light on the factors surrounding financial stress, showing that even small changes in income or expenses can significantly affect how stressed people feel, both at home and at work.

Worker bumble bees help determine which baby bee will become queen Every bumble bee colony has a queen, but a new study led by researchers at Penn State suggests the process of determining which baby bee reigns supreme may be less monarchal than the royal title suggests. The study, published in the journal Insect Biochemistry and Molecular Biology, explored why some bumble bee larvae become workers and others become queens, despite coming from the same eggs.

Teens may turn to marijuana use for many reasons: curiosity, stress relief, peer pressure, help with mental health, or for the positive feelings of being "high." However, there is a difference between casual use and reliance on cannabis to function. Cannabis use disorder (CUD) is the persistent use and reliance on marijuana despite it causing physical or social harm.

A new blood test could help doctors identify whether a treatment for advanced prostate cancer is failing weeks earlier than current tests, according to a U. K. -wide study led by UCL researchers. The study, published in Nature Cancer, shows that men could switch or intensify treatment much sooner than is currently possible if their cancer is not responding to treatment, potentially saving precious time and improving outcomes for patients.

The World Health Organization (WHO) has declared an ebola outbreak in the Democratic Republic of Congo (DRC) an international public health emergency.

In parts of the world where daily nutrition is unstable, pregnancy and newborn health are more precarious. A recent study led by epidemiologist Dongqing Wang of the George Mason University College of Public Health adds to the evidence that improving maternal nutrition during pregnancy may be a key intervention to improve birth outcomes.

NASA Transfers Management of Lunar Science Instruments NASA Science (. gov)

How teaching the history of science can help equip students to face polarized times Phys. org

Neanderthals dined on shellfish much earlier than humans Popular Science

Rivian's Robotics Company Is Now Worth More Than $3 Billion. Investors Could Benefit in 2 Important Ways. The Motley Fool

CUHK Launches Hong Kong’s First Embodied AI Lab for Humanoid Robots eWeek

2026 May 18 – Unraveling NGC 3169 - NASA (. gov) 2026 May 18 – Unraveling NGC 3169 NASA (. gov)

Hedge Fund Wagers $36 Million on Biotech Denali After First FDA Approval - The Motley Fool Hedge Fund Wagers $36 Million on Biotech Denali After First FDA Approval

A line-cook-turned-exec at The Cheesecake Factory says 3 questions changed his career Jay Hinson, senior VP of restaurant kitchen operations at The Cheesecake Factory, shares how he excelled by studying his bosses and staying curious.

Shai-Hulud Worm Clones Spread After Code Release The release of Shai-Hulud source code spells trouble for software developers as researchers worry the self-replicating worm could scale.

New Economics Study Finds ICE Activity Upended the U. S. Childcare Workforce University of Vermont