Environment

Scientists have mapped the upper atmosphere of Uranus in detail, revealing a cooler, thinner, and more unevenly charged layer around the planet than expected.

At the start of the month, Elon Musk announced that two of his companies — SpaceX and xAI  — were merging, and would jointly launch a constellation of 1 million satellites to operate as orbital data centers. Musk's reputation might suggest otherwise, but according to experts, such a plan isn't a complete fantasy.

Portable Bluetooth speakers have become an easy default for listening away from your desk or living room. They’re the kind of tech you grab without thinking, whether you’re heading outside, cleaning the house or packing for a weekend away. The best portable options manage to sound bigger than they look, delivering clear audio without weighing down your bag.