Mysterious human relatives were strong and agile, fossil elbow and primitive tools suggest

Why are human births so difficult? Male babies—not just upright walking—may be to blame

New clues suggest how destructive immune cells wreak havoc in the brain

What’s Creating These Mysterious Seafloor Hexagons?

Court Grants TRO Barring "Threatening, Intimidating, and Retaliation Action … Without a Legitimate Law Enforcement Purpose" Against ICE Watcher

The American Prison Experiment: A 250-Year History of Good Intentions and Bad Results

Author Correction: AhR inhibition promotes axon regeneration via a stress–growth switch

Will Europe Be as Unprepared as Ukraine Was?

Poem by Jim Culleny

The planet is… up to something

Open Thread

The Art of Choosing Love Over Not-Love: Rumi’s Antidote to Our Human Tragedy

How to Apologize: Reflections on Forgiveness, Self-Forgiveness, and the Vulnerabilities of Being Human

AI Is Already Making Us Less Human

Anthony Fauci’s Diary Reveals a Human at the Helm

Climate change is strengthening El Niño, coral records suggest

Trump Is Expanding Executive Power. Democrats Are Already Eyeing the New Tools.

Fabrication platform could enable flexible, transparent next-generation photonic chips

New ‘connectome’ shows all 124 million contact points in the fruit fly’s nervous system

Do You Have the Right To Possess an AR-15? The Supreme Court Will Soon Decide.

Puerto Rico Has Rational Basis for Allowing Only Two Genders for Birth Certificate Gender Changes