Wireless earbuds are adding heart-rate tracking to their list of talents, using tiny optical sensors pressed against the inner ear to measure.

Farmers in several regions are trialling shared digital records to support crop insurance claims after drought, flood or storm damage.

Most intercontinental internet traffic travels not by satellite but through fibre optic cables lying on or beneath the seabed, and when one is.

More long-term holders are moving digital assets into cold storage vaults, reflecting a growing focus on security over convenience among people.

A cross-border trial has settled tokenised government bonds in minutes rather than days, offering a practical test of whether blockchain records.