During the mid-Cretaceous, ocean anoxia and climate instability led to selective extinctions among marine top predators, particularly large and fast groups like ichthyosaurs and pliosaurids.

Climate data gathered from oyster fossils is challenging the common belief that Antarctica was ice-free during the Cretaceous period 140 million years ago and offers insight into climate behaviour ...

Kansas’ Mason Meinershagen competes in the pole vault at the Big 12 Outdoor Track and Field Championship at Rock Chalk Park on Friday, May 16, 2025. Kahner Sampson/Special to the Journal-World ...

Kansas freshman Madison Snody competes in the pole vault during the Big 12 Outdoor Track and Field Championship at Rock Chalk Park in Lawrence on Friday, May 16, 2025. Kansas sophomore Mason ...

Late Jurassic and Early Cretaceous oceans are known for enormous and fierce predators like pliosaurids with 2-meter-long jaws, toothy thalattosuchia crocodyliforms, and fast, fish-like ...

Preliminary identification by experts suggests this fossil represents a new species of Early Cretaceous angiosperm with values for studying the evolution of early flowering plants. The fossil was ...

A historic chalk stream immortalised by a Poet Laureate has been granted ‘personhood’ by a council, giving it the right to sue. The River Loddon, near Basingstoke, Hampshire, will be ...

It does not necessarily reflect the view of The Herald. River campaigners have criticised Labour MPs after attempts to enshrine better protections for chalk streams in new planning reforms were ...

The Chalk It Up Pavement Art Festival is set to bring the community together in Middleboro, according to a community announcement. The event, organized by The Heart in Art, will take place from 10 ...