Klyuchevskoy volcano in eastern Russia began erupting shortly after a powerful 8.8 magnitude earthquake and several aftershocks shook the same area. "A descent of hot lava is observed on the western ...

One of Australia's biggest and deadliest spiders is actually three different species, researchers discover — and one of these behemoth arachnids is even bigger than the rest. Sydney funnel-web spiders ...

Many medieval castles were formidable stone fortifications. Live Science takes a look at six that were never conquered.

Why it's incredible: The passage is one of the world's most dangerous ocean crossings. The Drake Passage is an ocean channel between the southern tip of South America and the West Antarctic Peninsula.

Acetaminophen — better known as the active ingredient in Tylenol — is an over-the-counter pain reliever. It can be used to help with mild to moderate headaches, muscle aches, backaches, sore throats, ...

The long nights, short days and cold temperatures during winter can make many people feel tired and sluggish, and perhaps even want to hibernate. But why does the season impact energy levels? "The ...

A "foundational" study found that the brains of children with ADHD matured later, but that finding was likely a mirage tied to issues with how the children were followed over time.

Experts say the Ebola outbreak raging in Central Africa could be challenging to contain due to ongoing conflict in the region and a lack of vaccines and international aid.

Dead seal pups on a Canadian island have been found with mysterious spiral-shaped injuries for years. The wounds were thought ...

Researchers have found that introducing human-made data into AI training can help to prevent AI model collapse.

A new study finds that climate change is creating environments where humans have never successfully cultivated rice before.

The Great Pyramid of Giza has survived for more than 4,600 years despite nearby earthquakes, and new research reveals why.