
Daphnia, a freshwater crustacean, with its heart beating.
- Recorded by
- Anatoly Mikhaltsov
- Licence
- CC BY 4.0
- Source
- Wikimedia Commons
- Changes
- Trimmed to a loop, scaled and re-encoded without sound.

Preparing cultures of the yeast Candida albicans for Micro-14, a study flown to the International Space Station on SpaceX CRS-21.
- Recorded by
- NASA
- Licence
- Public domain
- Source
- Wikimedia Commons
- Changes
- Trimmed to a loop, scaled and re-encoded without sound.

Pipetting samples for a study of how multi-species biofilms grow in spaceflight, flown on SpaceX CRS-21.
- Recorded by
- NASA
- Licence
- Public domain
- Source
- Wikimedia Commons
- Changes
- Trimmed to a loop, scaled and re-encoded without sound.

Samples for the same biofilm study on a microscope stage, with the laptop that records them.
- Recorded by
- NASA
- Licence
- Public domain
- Source
- Wikimedia Commons
- Changes
- Trimmed to a loop, scaled and re-encoded without sound.

Volvox, a colonial green alga, with daughter colonies inside.
Differential interference contrast, 40x objective. The 30 µm scale bar is the recording’s own.
- Recorded by
- Alexander Klepnev
- Licence
- CC BY 4.0
- Source
- Wikimedia Commons
- Changes
- Trimmed to a loop, scaled and re-encoded without sound.

Cytoplasmic streaming in the stamen hair cells of Tradescantia, the spiderwort.
Time-lapse recording.
- Recorded by
- Heiti Paves
- Licence
- CC BY-SA 4.0
- Source
- Wikimedia Commons
- Changes
- Trimmed to a loop, scaled and re-encoded without sound. This adapted clip is shared under CC BY-SA 4.0.

Cleavage and gastrulation in an embryo of the fruit fly Drosophila melanogaster, recorded in the Tomancak Lab at the Max Planck Institute of Molecular Cell Biology and Genetics, Dresden.
The clock and the 50 µm scale bar are the recording’s own.
- Recorded by
- Bruno C. Vellutini
- Licence
- CC BY-SA 4.0
- Source
- Wikimedia Commons
- Changes
- Shown in grayscale rather than the original colour map, scaled and re-encoded. This adapted clip is shared under CC BY-SA 4.0.

Stentor, a single-celled ciliate.
Differential interference contrast, 40x objective.
- Recorded by
- Alexander Klepnev
- Licence
- CC BY 4.0
- Source
- Wikimedia Commons
- Changes
- Trimmed to a loop, scaled and re-encoded without sound.