Echinoids remained only a very minor element of the benthos throughout the Palaeozoic and are never common as fossils. Although all had a lantern of some sorts it was not a particularly strong or ...

Call it the Trump effect or pure strategy shift, but fossil fuel is back in business with major oil and gas players looking to rework their investment plans with focus on exploration and ...

Tubercles are the attachment point for spines on the test. They come in many shapes but all are constructed along the same basic plan. There is a ball-like mamelon (m) at the centre, which is the ...

A Fossil First: Scientists Find 1.5-Million-Year-Old Footprints of Two Different Species of Human Ancestors at Same Spot Nov. 28, 2024 — More than a million years ago, on a hot savannah teeming ...

Mar. 10, 2025 — It is widely believed that Earth's atmosphere has been rich in oxygen for about 2.5 billion years due to a relatively rapid increase in microorganisms capable of performing ...

The study was co-authored by Professor Rolf Quam and graduate student Brian Keeling. The team analyzed fossils that point to a serious Neanderthal population dip around 110,000 years ago. The ...