To spread awareness that “climate change isn’t just an environmental issue; it’s a human story woven into the fabric of our civilization’s rise and fall,” Georgetown University historian Professor ...

Our species likes it cold. Homo sapiens evolved in — and still inhabits — one of Earth’s rare and fragile ice ages, periods distinguished not by an abundance of saber-toothed cats and woolly mammoths ...

Frozen air from Antarctica is giving scientists a longer look at a climate mystery that has lingered for decades: why Earth ...

Smithsonian researcher Ingrid Romero studies fossil pollen to reconstruct ancient climates and predict future changes Erin Wunderlich Researcher Ingrid Romero holds a case full of pollen slides at the ...

Past and future trends in global mean temperature spanning the last 67 million years. Oxygen isotope values in deep-sea benthic foraminifera from sediment cores are a measure of global temperature and ...

New reconstructions of 540 million years of climate history show the planet tumbling between icehouse and hothouse states, revealing how rare and vulnerable our temperate moment is. Some 4 billion ...

Earth’s Ediacaran Period, roughly 630 to 540 million years ago, has always been something of a magnetic minefield for scientists. During earlier and later time periods, tectonic plates kept a steady ...

To fully understand the impact of 2025 being Earth’s third-warmest year in modern history, NBC Connecticut reached out to Climate Central Climate Scientist Kaitlyn Trudeau about what this means for us ...

For decades, climate science has treated Earth’s shifting crust as a slow, distant backdrop to the drama of global warming. New research is rewriting that script, showing that the way continents drift ...

After years as a professional research assistant at INSTAAR’s stable isotope lab, Valerie Morris estimates she’s processed more than 10 kilometers of ice from around the world. “You’ve done more ice ...

Tristan Salles receives funding from Australian Research Council. Laurent Husson does not work for, consult, own shares in or receive funding from any company or organization that would benefit from ...