Research

Can AI tell when patients don't need medical tests? Israeli study puts chatbots to the test

“One of the hardest parts of practicing medicine is knowing when to hold back,” explained Ariel. Patients find comfort in an extra test, but it can set off unnecessary worry and treatment.

An illustrative image of AI chatbots and medical assistants for digital health consultations and online medical support.
Josef & Bareket Buchmann at a concert of the Buchmann-Mehta School of Music Symphony Orchestra at the 2005 TAU Board of Governors

Josef Buchmann: A legacy that lives on

Len Blavatnik (second from right) on a visit to the TAU campus

The Len effect: Investing in Israel’s future

Stewart and Judith Colton on a recent visit to Tel Aviv University

Joining forces against autoimmune disease


“Too precise to be accidental": Tehran researcher claims Great Pyramid was a 'cosmic beacon'

most attention-grabbing claim is that the pyramid’s latitude, often given as approximately 29.979234° N, resembles the speed of light, 299,792,458 meters per second.

 The Pyramid of Menkaure, the smallest of the three pyramids of Giza Plateau, Cairo

Are you also participating in the steps trend? Look what it does to your body

A massive study by Clalit among approximately 600,000 users discovered that step competitions in applications lead to a significant decrease in the risk of diabetes, stroke, and heart disease.

The steps trend

Less than one-fourth of Israeli teenagers trust country's leadership, study shows

"Teenagers in Israel are not asking to be spoken for," said National Student and Youth Council Chairman, Dror Cohen. "They are asking to be real partners."

Illustrative; Israeli students take part in a rally calling for the release of Israelis held hostage by Hamas terrorists in Gaza, in Jerusalem, December 18, 2024.

"Extreme, transient conditions": Never-before-seen material found in remnants of nuclear detonation

“Extreme, transient conditions produced by nuclear detonations can generate solid-state phases inaccessible to conventional synthesis,” wrote the researchers.

A mushroom cloud rises above Bikini Atoll, Marshall Islands in 1946 handout provided by US Library of Congress; illustrative.

Anthropic says Claude mimicked extortion after absorbing tales of malevolent machines

After tests revealed coercive behavior under shutdown pressure, the firm will tighten oversight, retrain models, and add constraints to address misaligned survival incentives.

A person holding a smartphone displaying an AI folder with icons for ChatGPT, Perplexity, Gemini, Claude, and Grok among a backdrop of greenery.

'Never seen in modern history': Experts outline an El Niño that may rewrite climate records

Climate models indicate the anomaly, expected to be one of the most intense in roughly a century and a half, will show its most severe effects between the autumn of 2026 and the winter of 2027.

 An almost empty tourist area of Plaka is seen on a rainy day in Athens as storm Byron continues to batter large parts of the country December 05, 2025 in Athens, Greece.

Study: Younger scientists produce more disruptive research

“You stick to a certain kind of idea or taste, and as time goes by you keep sticking to that," explained one of the researchers.

Person, hands and writing with tablet for research (illustrative)

The foods that stimulate the brain and release dopamine

Scientists once thought flavanols helped the brain via absorption, but a new study suggests their astringent taste may directly activate the brain like exercise.

Cocoa powder

Not hungry, but we feel like eating something: The science behind the sentence we all know

A new study reveals a surprising gap between what the body feels and what the brain continues to want – and it is not a matter of willpower.

Standing in front of the fridge

A study found: This is the age range in which excess weight will affect health in the future

Not only how much weight is gained, but when and for how long one lives with it. A new study shows that weight gain at a young age is the most dangerous and increases the risk of premature mortality.

It is weight gain at a young age, already in the 20s, that carries the highest risk