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Medical Xpress / Pentagon drops flu vaccine requirement for US military

Flu shots will no longer be required for every U.S. service member.

Apr 22, 2026
Phys.org / Stretching and squeezing diamond opens new path for ultra-precise quantum sensors

Researchers have discovered a new way to tune the quantum properties of tiny defects in diamond—by gently stretching or compressing the crystal. These findings could pave the way for next-generation sensors that can detect ...

Apr 21, 2026
Medical Xpress / Fixed or flexible? Study shows vision-related neurons can rapidly switch codes

For many years, a dominant view in neuroscience was that neurons in the inferotemporal (IT) cortex—a critical center in the brain for the recognition of objects—represent the world through fixed tuning functions. Doris Tsao ...

Apr 22, 2026
Medical Xpress / Does the brain work like an LLM in predicting words? New study spells out a complicated answer

The appearance of predictive text in writing an email or text message has become, for better or worse, a regular feature of our lives, saving us time by seamlessly filling in a word before we can type it or frustrating us ...

Apr 21, 2026
Phys.org / First archaeological case of cleft lip identified in China reveals inclusive care in Qing dynasty community

Orofacial clefts (OC; cleft lips and/or palates) require intense care immediately after birth and can lead to lifelong difficulties with eating and speaking, leading to social marginalization, stigmatization, and exclusion. ...

Apr 17, 2026
Medical Xpress / COVID antiviral speeds recovery but doesn't reduce hospitalization in vaccinated patients, trials find

Paxlovid (nirmatrelvir-ritonavir) does not reduce hospital admissions or deaths in vaccinated adults at higher risk of severe COVID-19, despite helping them recover faster, according to results from two national trials published ...

Apr 22, 2026
Tech Xplore / Single-minded pursuit of profit can get firms in trouble. Same thing with AI.

If you give artificial intelligence a goal of maximizing profit, how far will it go? AI agents appear capable of lying, concealing, and colluding, according to new research from Harvard Business School.

Apr 22, 2026
Medical Xpress / New tool can see how different brain cell types work together

When probes are inserted into the brain for research or clinical purposes, the electrical activity of neurons is recorded. These signals can be used to understand how the brain performs certain computations or even to identify ...

Apr 22, 2026
Phys.org / ATLAS acts as a cosmic-ray laboratory with first measurement of proton–oxygen collisions

Tens of kilometers above Earth's surface, high-energy particles from outer space constantly strike the atmosphere, creating showers of energetic secondary particles that rain down from the sky. Approximately one of these ...

Apr 21, 2026
Phys.org / Bacteria's 'two-way door' revealed: How antimicrobials cross cell membranes

Researchers at Durham have helped unlock a new understanding of how bacteria import antimicrobial peptides—the molecules that can kill or inhibit microbes. The research sheds new light on SbmA, a key transporter protein found ...

Apr 21, 2026
Medical Xpress / How an anti-inflammatory drug helps the heart after a heart attack

Every day, thousands of people worldwide suffer a heart attack, often leading to lasting damage to the heart muscle. Recent research from the University of Oslo suggests that targeting inflammation in the body helps protect ...

Apr 22, 2026
Phys.org / Why a county's basic income program provided reprieve from poverty but not financial independence

A basic income program in Yolo County—one of the first such programs nationwide—lifted unhoused families above the California poverty line for two years. Families could, for a while, spend less time worrying about money and ...

Apr 22, 2026