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Did the Anthropocene begin in the 1950s?
A scientific working group declared that a new epoch - the Anthropocene - began in 1950, with evidence from a lake in Ontario, Canada.
July 13, 2023
Record highs at sea and on land, and a ‘shocking’ decline in Antarctic ice
The World Meteorological Organization held a press conference on July 10 to confirm record highs at sea and on land, and a steep decline in Antarctic sea ice.
July 11, 2023
Sea turtles are as old as dinosaurs: Lifeform of the week
All you need to know about sea turtles: as old as the dinosaurs, incredible navigators and natural survivors. But they need you. Learn what to do to help.
July 9, 2023
Why a day is 24 hours long, and why it used to be 20 hours
Learn why on Earth a day is 24 hours long, how it used to be closer to 20 hours long, and how a warming atmosphere might extend the length of a day.
July 7, 2023
Satellite views lightning from space to help predict storms
The European Space Agency has a new satellite that is capturing views of lightning from space. The satellite will help improve forecasts and make air travel safer.
July 5, 2023
99% of the world’s population in sunlight July 8 … and other dates
Fact-checkers at timeanddate.com discovered 99% of the world's population experiences some sunlight at 11:15 UTC on July 8 ... along with many other dates!
July 4, 2023
Circumhorizon arc or iridescent cloud?
It's easy to confuse a circumhorizon arc with an iridescent cloud, and vice versa. Circumhorizon arcs are more commonly seen at this time of year.
July 1, 2023
What is a derecho? A destructive, bow-shaped storm
A derecho tore across the Midwest on June 29, 2023. These dangerous storms pack strong winds and race over large areas of land. Learn more about derechos here.
June 29, 2023
What is a heat dome? Southern U.S. feeling its effects
What is a heat dome and how does it affect those who are living under one? Learn more about this meteorological phenomenon here.
June 29, 2023
Canadian smoke crosses the Atlantic and reaches Europe
Canadian smoke from raging wildfires has now crossed the Atlantic to darken skies over Europe. The smoke over Europe is high in the atmosphere.
June 28, 2023
