Leading tech companies are in a race to release and improve artificial intelligence (AI) products, leaving users in the United States to puzzle out how much of their personal data could be extracted ...

This week’s science roundup covers 2025’s near-record heat, a new mpox strain and fresh clues about why hobbits vanished 50,000 years ago. Journalist Karen Hao unpacks the rise of AI “empires,” their ...

Castor oil gets tons of attention on social media. Countless videos tout its purported health benefits, from relieving constipation to promoting hair growth and breaking down belly fat. An ancient ...