On summer solstice, the longest day of the year, people are showing their stripes to show how temperature has changed over time. You can find yours at https://showyourstripes.info . Here's mine from California:
The Euclid telescope, expected to launch next month, will be able to able to observe galaxies out to 10 billion light-years. Can anyone find a map of the local universe to that scale? I'd like to see where structures like the Hercules–Corona Borealis Great Wall and the Laniakea Supercluster are relative to each other.
Citizens’ Climate Lobby is a climate change organization that exists to create the political will for a livable world by enabling individual breakthroughs in the exercise of personal and political power.