Top Stories

receptors day and night

Tumors Might Grow Faster at Night

06.10.2014

Cancer, Molecular and Cell Biology, Bioinformatics and Computational Biology

Weizmann Institute scientists reveal that a hormone that keeps us alert also suppresses the spread of cancer

Immunofluorescence microscope image of the choroid plexus. Epithelial cells are in green and chemokine proteins (CXCL10) are in red

Scientists Identify the Signature of Aging in the Brain

29.09.2014

Brain & Behavior, Molecular and Cell Biology, Immunology

Weizmann Institute researchers suggest that the brain's “immunological age” is what counts

Fluid-filled structures in the placenta: maternal and fetal blood vessels and embryo-derived trophoblast cells infiltrating the mother's vasculature

Untangling the Maze

29.09.2014

Disease, Drugs & Diagnostics

A new MRI technique reveals how the mother's blood flow and that of the fetus meet in the placenta

Waves of the Future

Waves of the Future

29.09.2014

Space & Physics

"Tractor beams" – waves that pull, rather than push – have been created in the lab

Measuring the response to novelty: A mouse repeatedly touches the object and pulls away (nose and whisker contacts are color-coded; d is the distance of the snout from the object)

Curiosity and Constraint

22.09.2014

Brain & Behavior

A mathematical model shows how our brains may take in novelty

Paradox Alice in Wonderland

Sending a Mixed Message

22.09.2014

Molecular and Cell Biology, Immunology, Mathematics

Why do biological systems use the same signaling molecule for opposite purposes?

sweetener -cartoon

Gut Bacteria, Artificial Sweeteners and Glucose Intolerance

17.09.2014

Nutrition, Viruses & Microorganisms, Immunology, Disease, Drugs & Diagnostics, Math & Computer Science

A new study reveals that certain gut bacteria may induce metabolic changes following exposure to artificial sweeteners

(l-r) Tova Presman, Anna Weisman, Helen Katz, Gila Udi, Yaffa Berko, Anat Shaibin, Nitzhona Akshuti and Geula Issachar

The Scanners’ Story

02.09.2014

Space & Physics

People, Time Tunnel

They came to work on physics experiments – and found life-long friends

Mapping cell death: The protein-protein interactions discovered and mapped out in Prof. Adi Kimchi’s lab (red lines are newly-revealed interactions) divulge the wealth of interconnections between two major cell death pathways

Where Two Paths Meet

01.09.2014

Cancer, Molecular and Cell Biology, Genetics

A unique method of mapping protein interactions reveals how two cellular pathways are interconnected

(l-r) Eyal Karzbrun, Alexandra Tayar and Prof. Roy Bar-Ziv

Artificial Cells Act Like the Real Thing

18.08.2014

Molecular and Cell Biology, Genetics, Materials Science, Biotechnology

Cell-like compartments produce proteins and communicate with one another, similar to natural biological systems

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Gut Microbes Actively Support Immunity in People Living with HIV

Prof. Igal Talmi, 1925–2026

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