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8 films
Thousands of volunteers contribute gravity readings to investigate how this force affects weight, height, and aging in everyday life.
Astronauts collected 382 kilograms of lunar rocks during the Apollo missions, which scientists now study to understand the moon's history and its link to Earth.
Over $25 million is awarded to scientists for excellence in life sciences, mathematics, and physics during a ceremony hosted by Morgan Freeman.
A hammer and a feather dropped simultaneously on the moon in 1971 confirmed Galileo's theory that all objects fall at the same rate in a vacuum.
Dark matter makes up about 27% of the universe, yet scientists still do not know what it is made of.
Over 30 private robotics teams are competing for the $30 million Google Lunar XPRIZE, aiming to build and launch rovers to explore the lunar surface.
Edwin Hubble demonstrated eight decades ago that the Milky Way is just one galaxy among countless others in a vast universe filled with island galaxies.
