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cellular communication

Illustration of anxious woman surrounded by mitochondria.
physiology

Mitochondria May Hold Keys to Anxiety and Mental Health

August 10, 2020

Research hints that the energy-generating organelles of cells may play a surprisingly pivotal role in mediating anxiety and depression.

Photo of James P. Allison sitting at his desk at the MD Anderson Cancer Center.
Q&A

The Contrarian Who Cures Cancers

February 3, 2020

James P. Allison believed that unleashing the immune system was a way to beat cancer when almost no one else did. A Nobel Prize and a growing list of cancer survivors vindicate him.

cell biology

Cellular Life, Death and Everything in Between

July 8, 2019

The discovery that apparently dead cells can sometimes resurrect themselves has researchers exploring how far they can push the point of no return.

Image for "Cells Talk and Help One Another via Tiny Tube Networks"
microbiology

Cells Talk and Help One Another via Tiny Tube Networks

April 23, 2018

Long-overlooked “tunneling nanotubes” and other bridges between cells act as conduits for sharing RNA, proteins or even whole organelles.

520px illustration for bioelectric signaling
developmental biology

Brainless Embryos Suggest Bioelectricity Guides Growth

March 13, 2018

Researchers are building a case that long before the nervous system works, the brain sends crucial bioelectric signals to guide the growth of embryonic tissues.

Red slime mold
Multimedia

Seeing the Beautiful Intelligence of Microbes

November 13, 2017

Bacterial biofilms and slime molds are more than crude patches of goo. Detailed time-lapse microscopy reveals how they sense and explore their surroundings, communicate with their neighbors and adaptively reshape themselves.

biophysics

Bacteria Use Brainlike Bursts of Electricity to Communicate

September 5, 2017

With electrical signals, simple cells organize themselves into complex societies and negotiate with other colonies.

An image of dendritic cells.
Biology

RNA’s Secret Life Outside the Cell

November 8, 2013

Circulating RNAs carry messages for plants and invertebrates. Do they do the same for us?