How do humans and other animals adapt to the night? Objective Through a series of outdoor, nighttime experiments; learn how animals are active at night and how human eyes can adjust to the dark. Preparation Check a website such as earthsky.org ; https://nightsky.jpl.nasa.gov/planner.cfm ; or https://www.space.com/ to print a star chart and find out what constellations are visible tonight. Are there any special events happening such as a meteor shower or visible planets? Will the international space station be visible from your location? https://spotthestation.nasa.gov/sightings/ Collect Duration: 60 Minutes.