Physical Sciences Informatics Images and VideosPopular TagsavatarsEarth ObserverHubble Space TelescopeJames Webb Space Telescope - Science imagesVoyager2023 Technology Showcase for Planetary ScienceJames Webb Space TelescopeJames Webb Space Telescope – Engineering imagesEarth Observatory Image of the DayImages of human insulin crystals grown in 1-g (left) and microgravity (right). Crystals grown in microgravity are larger and of...The Ring-Sheared Drop (RSD) experiment, conducted in the Microgravity Glovebox on ISS, helps scientists learn more about Alzheimer's & Dementia...On Earth, gravity-driven buoyant convection causes a candle flame to be teardrop-shaped and carries soot to the flame's tip, which...1-g and micro-g droplet combustionThe Observation and Analysis of Smectic Islands in Space (OASIS) experiment examines the behavior of liquid crystals in microgravity. Specifically...Astronaut Dan Tani took this photograph of the BCAT-3 Sample Module using his own design for a ceiling mount in...Liquid heated to boiling point in 1-g, generating vapor bubbles that rise. Right: Liquid heated to boiling point in microgravity,...Two Phase Flow - 1g vs Microgravity resultsPool Boiling Experiment: Ground vs MicrogravityAstronaut Sunita L. Williams, Expedition 15 flight engineer, performs one of multiple tests of the Capillary Flow Experiment (CFE) investigation...This series of graphs show the changing density of a cloud of atoms as it is cooled to lower and...Inside CAL, lasers and magnetic traps are used to slow atoms down until they are almost motionless. The atoms can...Calcium hydroxide (Calcium hydroxide (CH, portlandite) crystals seen in the fractured cross section of C3S pastes solidified in 1g and...Microscopy 1-g and microgravity comparison of dendritic growth in a sample of Al- 7wt% Si from the MICAST/CSS experiment.Evolution of liquid phase sintered microstructures in Earth-gravity (1g) and microgravity (μg) conditions.Comparison of porosity distribution in cement as a function of Earth-gravity (1g), Lunar-gravity (0.17g), and microgravity (μg) conditions.Difference in dendritic tip radius and dendritic arm spacing captured during solidification of organic material in µg and 1g environments.Microgravity samples have similar W distribution to as as-cast samples but much more porosity. Samples processed in 1g have the...