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Cosmology

Cosmology

Hubble trouble, fighting ‘flat-Earthers’ and blue lasers for batteries: the July 2020 edition of Physics World is now out

01 Jul 2020 Matin Durrani

The July 2020 issue of Physics World covers discrepancies in the Hubble constant, how to deal with people who think the Earth is flat, and why blue lasers could boost electric batteries

Hubble trouble: the July 2020 issue of Physics World examines discrepancies in how fast we think the

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Matin Durrani is editor-in-chief of Physics World
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