Weizmann Institute of Science

'Not a gradual slide': Menopause can reshape women's bodies in a sudden shift, Israeli study finds

Menopause may be less gradual than previously thought, with abrupt changes in bone health, liver function and cholesterol, Weizmann Institute of Science researchers find.

Natural hormones used for menopause treatment.
An illustration of an assassin holding a silenced handgun.

Iranian plot to assassinate Israeli nuclear scientist results in four convictions

Israeli Tech

From Weizmann computers to start-up nation: How Israel grew to become a high-tech powerhouse

Israeli Nobel laureate Ada Yonath pictured in 2016.

Nobel Prize, Israel Prize laureate, Ada Yonath, dies aged 87


Opium usage dates back to ancient Israel, new study finds

While the world often historically associates the opium trade with the far east, Israeli researchers have found that the highly-potent drug played a major role in biblical times.

 Vessels intended to accompany the dead into the afterlife. These Cypriot jugs and juglets were laid on the deceased. Remains of opium were found in several of the vessels.

Neurons caught rapidly switching gears - study

Weizmann Institute's study suggests neurons are not programmed for a single task, but rather are highly dynamic and agile.

The Egyptian fruit bat. Prof. Nachum Ulanovsky's unique model animal.

A surprising precision weapon against Crohn’s and ulcerative coli

Weizmann Institute of Science researchers found a way to kill inflammation-causing bacteria in the gut that causes inflammatory bowel disease by using viruses that infect them.

 Intestinal lining of mice was damaged when exposed to inflammation-causing bacterial strains (left); the damage was attenuated when the mice were given a 5-phage cocktail targeting these bacterial strains (right)

Israeli scientists make model synthetic mouse embryo with stem cells - study

The Synthetic embryo models could also eventually become a reliable source of cells, tissues and organs for transplantation.

 A growing mouse neural stem cell, April 21, 2017.

Meet the monk who found heredity in a pea

Johann Mendel was born in 1822, in a small village in the Austrian Empire, to a family of limited means.

 His groundbreaking work was properly recognized only long after his death. Gregor Mendel

Why do pianos and guitars sound different?

Even when playing the same exact notes, each musical instrument sounds differently due to a variety of conditions.

 A guitar lies across a piano.

The science and politics behind abortion

Following the justices’ decision, starting from the sixth week of pregnancy and in some cases even from the moment of conception, abortions became illegal in at least nine US states.

  United States Supreme Court overturns the landmark Roe v Wade abortion decision

Israeli researchers use AI to reveal evidence of early uses of fire

A team of Israeli scientists say they have uncovered traces of fire dating back at least 800,000 years.

  Archaeological excavations at Evron Quarry, 1976-77.

Weizmann Institute professor becomes first Israeli to win prestigious Kavli award

Prof. Sagiv secured this year’s Nanoscience prize for his team's pioneering work on self-assembling monolayers on solid substrates within the field of nanochemistry.

 Prof. Jacob Sagiv of the Weizmann Institute of Science.

The party drug that can be taken as an antidepressant - Israeli study

An Israeli study has revealed that the mechanism of ketamine’s action on potassium channels in neurons may lead to improved therapies for depression.

Depression (illustrative)