The Hairy Ball theorem, proved by Henri Poincaré in 1885, demonstrates that it's impossible to create a perfectly smooth hair pattern on a spherical surface. The theorem states that any continuous ...

Joan Samuelson, an intellectual force and relentless local advocate for a cure for Parkinson’s disease, died Dec. 27 in Santa Rosa of the affliction whose cure became her life’s work. She was 75.

Jack Allen Samuelson passed away peacefully on December 9th surrounded by family at his treasured home overlooking Santa Cruz. He was 91 years old, just a month short of celebrating his 92nd birthday.

CERRITOS, Calif., Jan. 05, 2026 (GLOBE NEWSWIRE) -- The Oncology Institute, Inc. (“TOI”) (NASDAQ: TOI), one of the largest value-based oncology groups in the United States, today announced that Mark ...

Are you a multitasker, a free spirit, or an overly optimistic planner? Experts say these are some of the traits that explain why some people are always running behind. Some people just seem wired to ...

For generations, Indian students have learnt it simply as the Pythagoras Theorem. In a quiet but significant shift, the Class 8 NCERT mathematics textbook has now introduced it as the ...