Science

Complications arise from stopping weight-loss injections before pregnancy, study finds

Women who stop GLP-1 weight loss injections near pregnancy experience more complications, including rapid weight gain and gestational diabetes.

 Weight-loss injections 41% more effective than surgery in reducing obesity-related cancer risk.
The Hebrew University of Jerusalem. October 20, 2015.

Israeli gas sensor spots ‘mirror’ molecules, opening path to breath-based diagnostics

Canadian tech investor and philanthropist David Stein.

How one Canadian donor is turning the Negev into Israel’s AI capital

Albert Einstein's letter, discovered by Tel Aviv’s Gnazim Institute, the world’s largest archive of Hebrew literature, November 2025.

Newly-discovered Einstein letter surfaces in Tel Aviv, reveals praise for Jewish assistant


NASA rover detects electrical discharges - 'mini-lightning' - on Mars

The six-wheeled rover, exploring Mars since 2021 at a locale called Jezero Crater in its northern hemisphere, picked up these electrical discharges in audio and electromagnetic recordings.

 New information regarded as strong evidence Mars had ‘vacation beaches’. Illustration.

Scientists solve the mystery of the prehistoric 'Burtele Foot'

The Burtele Foot showed that this species was bipedal but still had an opposable big toe, a feature useful for tree climbing - evidence that it walked upright.

The 3.4 million-year-old bones of the "Burtele foot", which belonged to the ancient human relative Australopithecus deyiremeda and were discovered in the Afar Rift region of Ethiopia, in their anatomical position and with the foot bones embedded in an outline of a gorilla foot; illustration.

Sharks, pigeons may have something in common - the electric sensors in their ears - study

The inner ear tissue in pigeons, which contains “cells with highly sensitive electric sensors,” resembles that of sharks, which use it for hunting. 

Parisian psychologist Catherine Hervais holds a pigeon's toeless foot showing the consequence strings can have on the bird on her daily mission to care for the capital's pigeons in front of the Centre Pompidou (aka Beaubourg) in Paris, France, November 4, 2025.

Ancient DNA upends long-held story of cat domestication

New DNA studies show domestic cats originated in North Africa and spread later than believed, while ancient China lived alongside a different wild feline long before housecats arrived.

 Blink, but slowly: Study reveals the secret to better communication with your cat.

Want a personal trash panda? Raccoons may be evolving for domestication

Beyond evolving features cuter to humans, the mammal has also become less fearful of humans, according to the study.

Raccoon Paul eats at the home of veterinarian Mathilde Laininger in Berlin, Germany, January 27, 2022. She cares for four raccoons that can no longer be released into the wild.

The revolution is already here: The science that not only extends our lives – but makes us younger

Technologies like stem cells, organs-on-chip and artificial intelligence are already reshaping medicine, shifting it from treating diseases to preserving and repairing the body at the cellular level.

The goal is no longer only to extend life, but to extend the healthspan

AI opens vast trove of medieval Jewish records from the Cairo Geniza

The Cairo Geniza, the biggest collection of medieval Jewish documents in the world, has been the object of countless hours of study by scholars for more than a century.

A researcher of MiDRASH, a project dedicated to analysing the National Library of Israel’s digital database of all known Hebrew manuscripts using Machine Learning, including manuscripts from the Cairo Geniza, holds up a 12th century fragment of a Yom Kippur liturgy in Jerusalem November 24, 2025.

Israeli doctors use patients' own cells to attack blood cancer cells in medical breakthrough

The first three patients to undergo the procedure did so without complication and were discharged as planned, Rabin Medical Center announced.

Dr Yarden Shor Nareznoy , Scientist of the Samueli Institute and Maya Avraham Hayun, QA Manager at the Samueli Institute

Cuban scientists race against time to save fish as old as the dinosaurs

The garfish - long, slender, its snout filled with sharp teeth- is considered “critically endangered," earning it a spot on the International Union for Conservation of Nature (IUCN) red list.

A dead garfish lies in a marsh near Venice, Louisiana May 20, 2010. For nearly a month, roughly 5,000 barrels (210,000 gallons/795,000 liters) of oil per day have been gushing from BP's broken Deepwater oil well situated in the Gulf of Mexico, in what could be named the worst oil spill in U.S. histo

NASA releases images of comet 3I/ATLAS, rejects alien spacecraft 'rumors'

While the comet's precise point of origin remains unclear, the NASA scientists said they believe it hails from a solar system older than our own, which formed about 4.5 billion years ago.

This image of interstellar comet 3I/ATLAS was captured by the Hubble Space Telescope’s Wide Field Camera, July 21, 2025.

New, promising oral HIV medication receives promising results in late-stage trial

Merck's drug is an antiretroviral treatment, a combination of medicines used to stop the reproduction of the virus.

 FDA approves Yeztugo: Gilead's new twice-yearly HIV prevention injection.