Geobiologists reported a 550 million-year-old sea sponge that had been missing from the fossil record. The discovery sheds new light on a conundrum that has stumped zoologists and paleontologists for ...
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Ancient sea sponges in 541-million-year-old fossils could be Earth’s first animals even before dinosaurs
For decades, scientists have debated which animals first appeared on Earth and set the stage for the evolution of complex life. A recent study by MIT geochemists offers compelling evidence that the ...
Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. At a certain point in Earth’s distant past, the planet’s ...
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