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May 12, 2026 • The three high-school birders, dubbed The Pete Dunnelins, have one day to count as many bird species across the state of New Jersey as physically possible. Here's what it takes.

May 12, 2026 Scientists at McGill University have uncovered a hidden molecular “switch” that turns on a powerful calorie-burning system in brown fat — the body’s heat-generating fat linked to ...