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Thorin — nicknamed after a dwarf in J. R. R. Tolkien's "The Hobbit" — is also called the "last Neanderthal" because he may have lived as recently as 42,000 years ago.

Archaeologists think the earliest skeleton from the Malaysian excavation may be up to 16,000 years old.

Researchers have developed a method of reversing the aging process in mouse egg cells.

Measuring the pace of evolution is tricky, but some species can evolve as quickly as a few generations.

A 12th-century stone carving discovered in northern Germany may depict Otto of Bamberg, a bishop and missionary.

Antarctica is covered by a miles-thick ice sheet, but was that always the case? And when was the coldest continent ice-free?

The special chemistry of this shiny iron alloy creates a protective layer on its surface that prevents it from rusting.

The moon hasn't had a magnetic field for 4.36 billion years. That means it could hold fragments of the ancient Earth.

New James Webb Space Telescope results have revealed that there may not be a Hubble tension after all. But contradictions within the findings point to a deeper mystery.

A NASA spacecraft erected a large, foil solar sail in orbit around Earth last week, after a failed attempt days earlier. However, subsequent observations of the spacecraft show it is "tumbling or wobbling" through space, which may have also impacted its trajectory around our planet.

A helium reservoir with the highest concentrations ever seen could hold enough of the gas to address critical shortages in the U.S. affecting tech, medicine and space exploration.