A new dark matter signal from the early universe, massive family trees, and how we might respond to alien contact

A new dark matter signal from the early universe, massive family trees, and how we might respond to alien contact

2 0 circa un anno fa
For some time after the big bang there were no stars. Researchers are now looking at cosmic dawn—the time when stars first popped into being—and are seeing hints of dark matter’s influence on supercold hydrogen clouds. News Writer Adrian Cho talks with Sarah Crespi about how this observation was made and what it means for our understanding of dark matter.

Sarah also interviews Joanna Kaplanis of the Wellcome Sanger Institute in Hinxton, U.K., about constructing enormous family trees based on ... Maggiori informazioni

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