NPR's Up First is the news you need to start your day. The three biggest stories of the day, with reporting and analysis from NPR News — in 10 minutes. Available weekdays at 6:30 a.m. ET, with hosts ...

May 22, 2026 Scientists have uncovered a strange hidden structure formed during the creation of metallocenes, a class of sandwich-like molecules used in everything from catalysis to medicine. The ...

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The project provides lockfiles for every supported package manager. If you only have Python and a JS runtime, then you may instead run ./hatch_build.py. This will transparently invoke one of the ...

Registered Reports improve the credibility of scientific claims by rewarding big questions, sound methods and solid analyses. They need to become a standard tool in research.