There are spoilers ahead. You might want to solve today's puzzle before reading further! TriathlonCo

SWANSBORO, North Carolina—Peering past the flowers, hearts and Valentine’s Day gifts on display at d

Horseshoe crabs used to be everywhere. Millions of years before dinosaurs roamed the planet, each sp

As extreme wildfires burn across large swaths of Australia, scientists say we’re witnessing how glob

Scientists and global leaders revealed on Tuesday that the "Doomsday Clock" has been reset to the cl

What’s the worst-case scenario for a warming climate? Until recently, scientists said it would invol

If it seems like your seasonal allergies are getting worse over time, you're probably not wrong. Est

This piece introduces a series of stories examining the climate records of candidates in key Senate

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Washington — President Biden emphasized the power of democracies on Thursday as he hosted Indian Pri

In the 1970s, Denmark was addicted to oil, burning petroleum not only to power its cars but also to

This story is part of a series focusing on the climate records of candidates in key Senate races in

LONDON - Buckingham Palace said Friday it would investigate staff working for Britain's royal family

PARIS—The crux of the Paris climate talks is as simple as this: to ultimately succeed, they must set

The rapid decline of Arctic sea ice during the last couple of decades has spurred climate scientists