Luciferase Reporters for Cyanobacteria in Circadian Research
Learn how luciferase reporters are used to study circadian rhythms in cyanobacteria
Cyanobacterial Circadian Clock Output Mechanism
Discover how the core circadian oscillator in the cyanobacterium Synechococcus elongatus sends output to regulate timing
Luciferase Reporters in Circadian Research
Learn how luciferase reporters are used in circadian biology
Mammalian Molecular Entrainment to Light and Networks
Learn how light information alters the molecular circadian clock to promote entrainment
Establishing the Genetic Basis of Circadian Rhythms: A Landmark Study
Learn about basic property of free-running periods of circadian oscillators
Cellular Oscillators
Learn about "clocks in a dish," and how in vitro mammalian clocks can be used to study circadian rhythms
Entrainment Simulator
Explore basic concepts of circadian entrainment, phase response curves, and phase shifts with our Entrainment Simulator
Avian Photoreception
Virtually perform landmark experiments in avian circadian photoreception with our "Ex-Sparrow-ment" Simulator
Exploring Processes C and S Part 2: Forced Desynchrony
Learn how sleep researchers use a "forced desynchrony" protocol to separate effects of processes C and S on sleep
The 2-Process Model of Sleep
Learn how a homeostatic drive and the circadian clock control the timing of sleep
Common Clock Mechanism Graphics Tool
Use our free editable powerpoint file of mammalian, fly, and plant molecular clock mechanisms in presentations and papers
Bioluminescent and Fluorescent Reporters in Circadian Rhythm Studies
Read about the biology, application, and experimental design of fluorescent reporters in circadian studies
An Introduction to Chronobiology
Read our three-part introduction to basic concepts in chronobiology
Phase Response Curves
Understand phase response curves, an important - but tricky! - circadian concept
Time Memory in Bees
Learn about landmark experiments that established internal clocks as the source of circadian rhythms in animals
Healthy Light Exposure Infographic
Learn the do's and don'ts of light exposure that affect circadian rhythms and sleep
Photoperiodic Flowering Part 1
Discover how plants measure night- and day-length to determine when to flower