Research

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Brittle stars may lack a brain, but that doesn’t stop them from learning, Duke researchers report. Credit: Julia Notar

Cells in Arabidopsis plants mobilize to fight infection with help from unzipped RNAs, Duke researchers report. Credit: Salicyna

The dark spots on the leaves of these tomato plants are a symptom of infection caused by the plant pathogen Pseudomonas syringae. The bacteria spread infection by water-logging the spaces between cells in the plant’s leaves, creating a moist, cozy place to feed and multiply. Credit: Goldlocki, Wikimedia Commons

Without a mirror, it can be hard to tell if you’re blushing, or have spinach in your teeth. But one color-changing fish has evolved a clever way to keep watch on the parts of itself that lie outside its field of view -- by sensing light with its skin. Credit: James St. John, via Wikimedia Commons

How much is peace of mind worth when it comes to smart gadgets? Credit: AndreyPopov.

From left to right, colleagues Dr. Nicolette Cagle, Nick Schwab, Dr. Daniel Rittschof and Dr. Don Fox work with small critters as part of their work at Duke.

Packed with microscopic Plasmodium parasites, this red blood cell (teal) and other infected cells around it will soon burst and spew their contents into the bloodstream, triggering the periodic fevers that are the hallmark of malaria. Credit: NIAID