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Adam Salmon, PhD, studies aging in marmosets. He and his team recently concluded that an immunosuppressant called rapamycin extends the lifespan of marmosets. This has significant implications for the study of aging in humans.

People who eat a strict keto diet are at risk for an accumulation of aged cells in their organs, but taking intermittent breaks from the diet can prevent these detrimental effects.

An interview with Colm Tóibín about his latest book, 'On James Baldwin.'

Behind President Joe Biden’s fateful decision are decades of challenges and controversies, triumphs and tragedies. FRONTLINE tells the inside story of Biden’s rise to the presidency, and the personal and political forces that shaped him and led to his dramatic decision to step aside.

President Biden last week called for reforms to the U.S. Supreme Court. Biden is recommending 18-year term limits for the justices, an enforceable code of ethics and a constitutional amendment to counteract the Supreme Court’s recent presidential immunity decision.

How secret is the ballot in Texas? A voter fraud conspiracy advocate says she's cracked the code of the Texas secret ballot. And as the school year starts, will an uncertified teacher be assigned to your child's classroom? A new study shows it could mean a four-month loss of academic progress.

Since the Holocaust, Germany has worked to overcome its Nazi history. But over the past decade, Germany has faced a rising wave of far-right violence and plots against Jews, Muslims, immigrants and politicians. PBS's FRONTLINE investigates.

'ET,' 'Star Trek,' 'Wrath of Khan,' 'Blade Runner,' 'Poltergeist,' 'The Thing' — these are just some of the now classic science fiction films that came out in the summer of 1982. What was it about that moment in Hollywood that made it open to fresh ideas and high concept films and what would it take to do it again?

San Antonio Congressman Joaquin Castro said Project 2025 is bad public policy but he said despite this recent move it isn’t going away unless the majority of voters rise up and reject it.

How are the bees doing these days? While there was a significant decline in bee populations in recent years, there's been a surprising uptick lately. However, this doesn't mean the crisis is over. Honeybee populations are increasing – but wild bee populations are still struggling.