Sentences with phrase «end of the age of dinosaurs»

«We're looking for fossils of backboned animals that were living in Antarctica at the very end of the Age of Dinosaurs, so we can learn more about how the devastating extinction that happened right afterward might have affected polar ecosystems.»

(Inside Science)-- It has long been known that the catastrophic end of the Age of Dinosaurs helped lead to the rise of the Age of Mammals.

The group is focused on unearthing fossils from dinosaurs that lived between 100 and 40 million years ago, what scientists refer to as the Cretaceous - Paleogene, or K - Pg, a period that marks the end of the age of dinosaurs and the rise of mammals.

However, flowering plants arose only about 140 million years ago, quite late in the evolution of plants, toward the end of the age of the dinosaurs, but since then have diversified spectacularly.

New research published today in Nature Geoscience by Richard Zeebe, professor at the University of Hawai'i — Mānoa School of Ocean and Earth Science and Technology (SOEST), and colleagues looks at changes of Earth's temperature and atmospheric carbon dioxide (CO2) since the end of the age of the dinosaurs.

«In studying one of the most dramatic episodes of global change since the end of the age of the dinosaurs, these scientists show that we are currently in uncharted territory in the rate carbon is being released into the atmosphere and oceans,» says Candace Major, program director in the National Science Foundation (NSF)'s Division of Ocean Sciences, which funded the research.

An asteroid five miles wide would cause major extinctions, like the one that may have marked the end of the age of dinosaurs.

This is the world's best record of the faunal and floral changes that occurred worldwide at the end of the age of dinosaurs and the beginning of the age of mammals.

In southern Bolivia, just outside the country's capital, Sucre, sites encompass more than 5,000 footprints representing 465 different dinosaurs from the late Cretaceous, near the end of the age of dinosaurs.

The stone at Hell Creek dates back to the end of the age of dinosaurs roughly 65 million years ago and was laid down by rivers that flowed eastward through swamps to an inland sea that once ran from Canada to the Gulf of Mexico.

Richards and colleagues write that while the Deccan eruptions probably spewed massive amounts of carbon dioxide and other noxious, climate - modifying gases into the atmosphere, «It's still unclear if this contributed to the demise of most of life on Earth at the end of the Age of Dinosaurs.»

One under Réunion Island in the Indian Ocean is thought to have triggered massive volcanism, spewing lava across 580,000 square miles (1.5 million square km) at the Deccan Plateau region of what is now India about 65 million years ago, coinciding with the end of the Age of Dinosaurs.

One of the great unknowns in the history of life is the part that Antarctica may have played in the evolution and migration of vertebrates (backboned animals) during the key time interval that spans the end of the Age of Dinosaurs and the beginning of the Age of Mammals (the Cretaceous — Paleogene or K — Pg, between 100 and 40 million years ago).

Cretaceous period A geologic time period that included the end of the Age of Dinosaurs.

Though today it's a frozen, inhospitable continent, Antarctica was a very different place at the end of the Age of Dinosaurs and the beginning of the Age of Mammals (from about 100 to about 40 million years ago).

During the end of the Age of Dinosaurs, Australia and Antarctica were joined together in a supercontinent called Gondwana.

The fact that Hesham had found a dinosaur from the end of the Age of Dinosaurs [in Africa] and it was a sauropod that had part of a head, it was just completely bonkers.»

Sallam and his team at Egypt's Mansoura University had discovered a new species from the late Cretaceous Period, between 100 million and 66 million years ago, an era sometimes referred to as the end of the Age of Dinosaurs.

«Africa remains a giant question mark in terms of land - dwelling animals at the end of the Age of Dinosaurs,» Eric Gorscak, a postdoctoral research scientist at the Field Museum, said in a statement.

Cretaceous A geologic time period that included the end of the Age of Dinosaurs.

A daddy longlegs from 99 million years ago has been discovered, still sporting an erection from long before the end of the age of dinosaurs.

It's also been theorised that asteroid strikes on the planet have a similar effect, throwing material into the sky, and some scientists believe that the end of the age of the dinosaurs may have been caused by a giant asteroid hit.