Elon Musk's xAI secures 18-month federal contract for Grok 4 chatbots, sparking concerns over safety and political bias.
Newly reconstructed 940,000-year-old Yunxian skull suggests earlier hominin splits and challenges current understanding of human origins.
Congresswoman Haley Stevens plans to introduce articles of impeachment against HHS Secretary Robert F. Kennedy Jr. over allegations of 'health care chaos' and misconduct.
Elon Musk's xAI secures 18-month federal contract for Grok 4 chatbots, sparking concerns over safety and political bias.
Newly reconstructed 940,000-year-old Yunxian skull suggests earlier hominin splits and challenges current understanding of human origins.
Congresswoman Haley Stevens plans to introduce articles of impeachment against HHS Secretary Robert F. Kennedy Jr. over allegations of 'health care chaos' and misconduct.