NASA's Hubble Space Telescope launched in 1990 and has been a crucial scientific instrument.
Two laboratory solar cell samples, one (right) with a protective lead-absorbing film applied to the backside.
Katherine Johnson, pictured here at NASA's Langley Research Center, where she worked as a computer and mathematician from 1953 to 1986.
This image, the second selfie captured by NASA's InSight Mars lander, is a mosaic of 14 photos taken between March 15 and April 11, 2019.
Oil rig, Beaufort Sea.
The western edge of the famed iceberg A-68 (top right), calved from the Larsen C ice shelf, is seen from NASA's Operation IceBridge research aircraft, near the coast of the Antarctic Peninsula region, on October 31, 2017, above Antarctica.
South Korean health officials spray disinfectant in Daegu on February 21, 2020.
A portion of <em>Harivamsa,</em> an appendix to the epic poem <em>Mahabharata, </em>written in Sanskrit
CubeSats fly free after leaving the NanoRacks CubeSat Deployer on the International Space Station on May 17, 2016.
Plumb and level indicator, circa 1846.
Flames from a flaring pit near a well in the Bakken Oil Field.
Novel Coronavirus SARS-CoV-2.