(CN) — Scientists announced a method Monday of determining the Earth’s temperature from the early Paleozoic era, allowing them to track the rise and fall of different species as the planet warmed and ...

Geologists have produced a new timeline of Earth's Paleozoic climate changes. The record shows ancient temperature variations coinciding with shifts in planet's biodiversity. The temperature of a ...

Hundreds of millions of years ago, in the middle of what would eventually become Canada's Yukon Territory, an ocean swirled with armored trilobites, clam-like brachiopods and soft, squishy creatures ...

Remnants of decaying tiny animals were colonized by others in an interspecies interaction dating back 480 million years. By Asher Elbein The bodies of the dead drift to the bottom of the ocean, where ...

Modeling of average (left) and minimum surface temperatures during the Pennsylvanian Period. Top row shows low carbon dioxide and maximum glaciation in the southern hemisphere (Mattheus et al). A new ...

long before dinosaurs, earth was ruled by oceans filled with bizarre creatures and landscapes that barely resemble the world today. this documentary explores the paleozoic era, a time when life ...

CAMBRIDGE -- The temperature of a planet is linked with the diversity of life that it can support. MIT geologists have now reconstructed a timeline of the Earth's temperature during the early ...

Expeditions to a remote area of Yukon, Canada, have uncovered a 120-million-year-long geological record of a time when land plants and complex animals first evolved and ocean oxygen levels began to ...