It's always a glory and joy when I do my morning bike ride into the office and then my brain decides to list out all the things I forgot or forgot to do.
Going to be a long, long day.
First-Ever ‘Einstein Zig-Zag’ Found in Space Could Help Solve the
Universe’s Expansion Mystery
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[image: The galaxy cluster Abell 370, a gravitational lens 4 billion
light-years away.]
A compound lens forged by two galaxies is helping astronomers get a...
17 minutes ago
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