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.

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 ...

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, ...

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.

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.

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.

Health officials suspect that an Ebola epidemic has killed 100 people in the Democratic Republic of the Congo, with the World ...

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

Three Gorges Pilot, a 16-megawatt floating offshore wind turbine, marks a major step for deep-water renewable energy and the ...