Australia's Indigenous populations have played an important role in modifying the continent's landscape over millennia, particularly by using fire to create open spaces for daily activities. This continued until they left ...
A trio of paleontologists, two with the Russian Academy of Sciences, the third with the University of Silesia in Katowice, has identified the oldest known pollen-carrying insect. The research by Alexander Khramov, Tatiana ...
A new study combining climate data with fossil records of large mammals that lived across Africa during the last 4 million years casts doubt on a long-standing hypothesis that repeated shifts in climate acted as major drivers ...
Evolution
Apr 11, 2022
1
72
(Phys.org)—A team of researchers with affiliations to research facilities in Argentina, the U.K. and New Zealand, has confirmed that fossilized pollen grains found in Antarctica are members of the flowering plant family ...
(PhysOrg.com) -- A beautifully preserved fossil identified as being of an early relative of the Asteraceae, or aster, family nearly 50 million years old suggests the plant family, which has now colonized much of the planet, ...
(PhysOrg.com) -- Dinosaurs, along with over half of other species, became extinct at the end of the Cretaceous period about 65.5 million years ago, and many scientists believe this was due to a single impact with an asteroid ...
In the quest to decipher the evolutionary relationships of extinct organisms from fossils, researchers often face challenges in discerning key features from weathered fossils, or with prioritizing characteristics of organisms ...
Molecular & Computational biology
Mar 20, 2024
0
54
Plants existed on Earth for hundreds of millions of years before the first flowers bloomed. But when flowering plants did evolve, more than 140 million years ago, they were a huge evolutionary success.
Evolution
Jun 6, 2023
0
79
Cycads, a group of gymnosperms which can resemble miniature palm trees (like the popular sago palm houseplant) were long thought to be "living fossils," a group that had evolved minimally since the time of the dinosaurs. ...
Evolution
May 2, 2023
0
1278
With a view toward predicting the consequences of human-made climate change for Mediterranean ecosystems, Earth scientists from Heidelberg University have studied natural climate and vegetation fluctuations of the past 500,000 ...
Earth Sciences
May 2, 2023
0
29
