Snapping a black hole: How the EHT super-telescope works

Powerful enough to spot a golf ball on the moon, the Event Horizon Telescope (EHT) is a network of radio dishes designed to detect the light cast when matter disappears into the maw of a black hole.

Scientists invent topological-cavity surface-emitting laser

Semiconductor lasers are the most widely used lasers due to their compact size, high efficiency, low cost and wide spectra. But they suffer low output power and low beam quality—two specifications difficult to improve simultaneously. ...

Do zoom meetings kill creativity?

Zoom meetings became the lifeblood of many workplaces during pandemic, but a new study points to a downside: They may limit employees' capacity for creative thinking.

Innovations in sustainable fashion

The global fashion sector, mainly the apparel and footwear industry, produced more greenhouse gases than France, Germany, and the UK combined in 2018, around 2.1 billion metric tons of CO2 emissions—approximately 4% of ...

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