1981 – Around 100,000 US gallons (380 m3) of radioactive coolant leak into the containment building of TVASequoyah 1 nuclear plant in Tennessee, contaminating eight workers.
1999 – Pluto crosses Neptune's orbit, ending a nearly 20-year period (since 1979) when it was closer to the Sun than the gas giant; Pluto is not expected to interact with Neptune's orbit for another 228 years.
2015 – A university student was murdered as she resisted an attempted rape in Turkey, sparking nationwide protests and public outcry against harassment and violence against women.