Template:Are You Sure/February 15

• ... that Stardust was a 300 kilogram robotic space probe, launched by NASA on 7 February 1999, and that Stardust collected dust samples from the coma of comet Wild 2, as well as samples of cosmic dust, and returned these to Earth for analysis?

• ... that physicist Chien-Shiung Wu conducted the Wu experiment, which contradicted the law of conservation of parity, proving that parity is not conserved, yet this discovery resulted in her colleagues Tsung-Dao Lee and Chen-Ning Yang winning the 1957 Nobel Prize in physics, with Wu the inaugural Wolf Prize in Physics in 1978?