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Physicists are mostly unconvinced by Microsoft’s new topological quantum chip

The evidence for Majorana qubits didn’t win over many skeptics at the Global Physics Summit

A square, red and metallic device labeled "Majorana 1" sits on a gray background.

Microsoft’s topological quantum chip, the Majorana 1 (pictured), could be a boon to quantum computing, but some physicists are skeptical that the chip does what’s claimed.

Microsoft

By Emily Conover

ANAHEIM, CALIF. — At the world’s largest gathering of physicists, a talk about Microsoft’s claimed new type of quantum computing chip was perhaps the main attraction.