Greetings from the fourth dimension: Scientists glimpse 4D crystal structure using surface wave patterns
Prof. Dan Shechtman of the Technion–Israel Institute of Technology made the discovery that would later earn him the 2011 ...
Space.com1d
What is the moon phase today? Lunar phases 2025
What is the moon phase today? Today, Feb. 13, 2025, the moon is 15 days old and is in the Full Moon phase of its lunar cycle. It is 99% illuminated. Moon phases reveal the passage of time in the ...
BBC18h
Free body diagrams - Higher
Free body diagrams do not need to be drawn to scale but it can sometimes be useful if they are. It is important to label each arrow to show the magnitude of the force it represents. The type of ...