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Oyster is the common name for a number of different families of salt-water bivalve molluscs that live in marine or brackish habitats.

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250-Million-Year-Old Egg Solves One of Evolution’s Biggest Mysteries

780,000-Year-Old Charcoal Reveals How Early Humans Mastered Fire

A Japanese scientist spent decades working on a 1,200 year-old record of cherry blossom flowerings, helping to reveal the effects of climate change. After he died last year, a new researcher has said they will continue his work.

Ancient DNA Reveals Irish Goats Have a 3,000-Year-Old Lineage Still Alive Today

A new modelling study finds that roughly 100 microbial cells per year may be delivered to Venus's clouds via rock ejected from Earth by asteroid impacts, suggesting that if life is ever discovered in the Venusian atmosphere, it could have originated on Earth.

Scientists Discover 430,000-Year-Old Wooden Tools, Rewriting Human History

250-million-year-old fossil proves mammal ancestors laid eggs

93-year-old Gene Kranz shares how he felt watching the Artemis II mission

Scientists Make Breakthrough on 40-Year-Old 2D Physics Puzzle

Archaeologists Were Excavating a Garden—and Found a 2,200-Year-Old Roman Military Camp

Mammal ancestors laid eggs, and this 250-million-year-old fossil finally proves it

34-Million-Year-Old Snake Found in Wyoming Rewrites Our Understanding of Evolution

Victoria's Ice Age megafauna gets a new member thanks to a 120-year-old museum fossil - EurekAlert!

New Study Reveals Earth Is Getting Brighter at Night – About 2% Each Year

110,000-year-old discovery rewrites human history: Neanderthals and Homo sapiens worked together

Scientists Finally Crack the 100-Million-Year Evolutionary Mystery of Squid and Cuttlefish

A 67-year-old “crazy” theory about vitamin B1 has finally been proven

250-Million-Year-Old Embryonated Dicynodont Egg Found in South Africa

Scientists Solve 40-Year-Old Mystery of Sleeping Sickness Parasite

This 15,000-Year-Old Discovery Changes What We Know About Early Human Creativity