Life Sciences

(l-r) Profs. Irit Sagi and Martina Havenith at the opening ceremony for the launch of the Ruhr University Bochum’s Cluster of Excellence RESOLV

Seeking Solvation

02.07.2013

The Weizmann Institute's Prof. Irit Sagi is a leader in the new field of solvation science

Bacterial Booby Traps Revealed

Bacterial Booby Traps Revealed

02.07.2013

Viruses & Microorganisms, Molecular and Cell Biology, Immunology, Genetics

Toxin-antitoxin gene pairs make a quick suicide mechanism for bacteria facing viral invasion

The day after effect of brain activation: The brain image at the back presents spontaneous (resting state) patterns before an fMRI-based neurofeedback training session. The front brain image presents spontaneous (resting state) patterns a day after the training session, illustrating the long-term trace of the training

Past Brain Activation Revealed in Scans

25.06.2013

Brain & Behavior

Weizmann Institute scientists discover that spontaneously emerging brain activity patterns preserve traces of previous cognitive activity

mouse house

Mice in a “Big Brother” Setup Develop Social Structures

17.06.2013

Space & Physics, Life Sciences, Brain & Behavior, Disease, Drugs & Diagnostics

Weizmann Institute research into mouse social behavior finds signs of leadership and reveals “autistic” mouse society

what determines how big a plant will grow

Limits to Growth

12.06.2013

Molecular and Cell Biology, Genetics, Plants and Agriculture

Most of the many factors for determining leaf size turn out to put on the brakes, rather than promote growth

Rats' whiskers

New Angle on Perception

12.06.2013

Brain & Behavior

Rats' whiskers, and other sense organs, may process information even before it gets to the nearest nerve cell

The tips of two adult fruit fly testes, viewed under a confocal microscope, are filled with dividing germ cells (green). About one quarter of these germ cells die by an alternative death pathway called germ cell death (pink and red)

Alternate Endings

05.06.2013

Cancer, Molecular and Cell Biology

A newly discovered cell-death pathway could help fight cancer

Human cells light up with green fluorescent markers after being penetrated by a genetically engineered virus coated with the VSV envelope protein

A Viral “Crook” Cracks Many Locks

05.06.2013

Cancer, Viruses & Microorganisms, Molecular and Cell Biology, Disease, Drugs & Diagnostics, Genetics

How does a helpful virus often used for gene therapy break into cells?

(l-r) Dr. Sigalit Boura-Halfon, Hadas Shatz-Azoulay, Dr. Eytan Elhanan, Prof. Yehial Zick, Roi Isaac, Dr. Yaron Vinik, Prof. Sanford Simpson, Itai Efodi, Prof. Rivka Pollak and Sarina Striem

Side Effects

05.06.2013

Disease, Drugs & Diagnostics

“Feel-good” drugs like Prozac may have an unwanted side effect: diabetes

Sensory axons induced to prune by trophic withdrawal in vitro

How to Prune a Nerve Cell

28.05.2013

Biochemistry, Brain & Behavior

Researchers discover a pivotal mechanism for shaping the nervous system

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Top Stories

Dendrites that developed in a tin battery, seen under an electronic microscope. Source: Shakked Schwartz and Ayan Maity

On the Way to Building Better Batteries

Weizmann Institute of Science Moves to 100% Green Electricity

Ants vs. Humans: Putting Group Smarts to the Test

Shedding Light on the Dark Hours

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Weizmann Institute of Science Moves to 100% Green Electricity

Ants vs. Humans: Putting Group Smarts to the Test

“Eight Shining Examples of Excellence”