fluorescence

A handful of new studies moves the needle toward a consensus on the long-disputed question of whether insect wings evolved from legs or from the body wall, but the devil is in the details.

The Scientist spoke with physicist and microbial ecologist Idan Tuval, whose recent paper challenges the assumption that these single-celled organisms only communicate via chemical signals.

The MIT physicist has demonstrated the importance of clusters of RNA polymerase and other transcription mediators in regulating RNA production.

In CRISPRed fruit flies that lack certain antimicrobial peptides, bacterial infections flourish, as revealed by fluorescent markers.

Under UV light, flying squirrels give off a rosy glow.

Green fluorescent protein lures algal symbionts to corals.

Researchers have flagged several issues with so-called SmartFlares over the years, and it’s still unclear why they don’t appear to work under certain circumstances.

Unmanned aerial vehicles allow researchers to collect huge volumes of biological data cheaply, easily, and at higher resolution than ever before.

How GFP-grabbing nanobodies enable instant tracking of protein dynamics in live cells.

Developmental biologists take a close look at how alligator embryos grow. 

Scientists have discovered a new type of eye cell in a deep-sea fish species.

Using new nanochip technology, scientists can measure the light emitted by engineered fluorescing bacteria.

The polka dot tree frog (Hypsiboas punctatus) glows under a blacklight, due to the presence of three fluorescent molecules in its lymph tissue and skin.