Elusive ‘Geoneutrinos’ Are Building a New Map of Earth’s Volatile Interior

Letter From the Editor-in-Chief: Is Worrying About Sleep Keeping Us Awake. A recent study found that a lack of REM and deep sleep is linked to higher risks of dozens of diseases. Credit: Getty A new study analyzing wrist tracker data from 95,000 people found that higher amounts of REM and deep sleep were linked to a lower risk of 83 diseases combined, including dementia, hypertension, and Parkinson’s. Nearly 70% of Americans say anxiety disrupts their sleep – and for some, the sleep trackers meant to help may be making it worse, a phenomenon researchers call orthosomnia. Healthline’s Editor-in-Chief Robin.

The Best Online Gift Cards and Digital Gift Ideas (2026). Forget the wrapping paper and shipping. Go digital this year with subscriptions, ebooks, apps, and more.

Meta Glasses Nova (Gen 3) Review: Not Much New. Meta and Ray-Ban’s new smart glasses have slightly better batteries and mics. And yes, they still have cameras.

Amazon exec says finding FDE talent is very challenging: ‘These are unicorns’. An Amazon Web Services exec said that she's being selective in building out the firm's bet on forward-deployed engineers.

Rural Data Centers Are in for a Big Federal Tax Break. Under the One Big Beautiful Bill Act, data center projects in rural areas could be eligible for major tax benefits starting next year. Some hyperscalers do not seem eager to take the free cash.

Keurig Alta First-Look: No More Plastic K-Cups. Keurig is ready to ditch the K-Cup with a compostable and plastic- and aluminum-free coffee pod, but the price is steep.