Asteroid dust found in crater closes case of dinosaur extinction

Researchers believe they have closed the case of what killed the dinosaurs, definitively linking their extinction with an asteroid that slammed into Earth 66...

How single celled algae rotate as they swim towards the light

Scientists have made a pivotal breakthrough in the quest to understand how single-cell green algae are able to keep track of the light as...

Scientists begin building highly accurate digital twin of our planet

A digital twin of our planet is being designed to simulate Earth's climate system reaching into the future. It is a tool to support...

New fossil discovery illuminates the lives of the earliest primates

A new fossil discovery is central to primate ancestry and adds to our understanding of how life on land recovered after the Cretaceous-Paleogene extinction...

Fighting fit cockroaches have ‘hidden strength’

A new study has discovered that not all cockroaches are equal and 'super athletes' are more likely to win physical mating battles. The researchers...

How did dogs get to the Americas? An ancient bone fragment holds clues

Researchers analyzed the dog's mitochondrial genome, and concluded that the animal belonged to a lineage of dogs whose evolutionary history diverged from that of...

Conservation paradox – the pros and cons of recreational hunting

Scientists have reviewed more than 1,000 studies on recreational hunting -- the first such attempt to summarize the scientific literature examining the biodiversity and...

Positive reinforcements help algorithm forecast underground natural reserves

Researchers have designed a reinforcement-based algorithm that automates the process of predicting the properties of the underground environment, facilitating the accurate forecasting of oil...

Oxidation processes in combustion engines and in the atmosphere take the same routes

Alkanes, an important component of fuels for combustion engines and an important class of urban trace gases, react via another reaction pathways than previously...

Transforming urban systems: Toward sustainability

A team of leading urban ecologists outlines a practical checklist to guide interventions, strategies, and research that better position urban systems to meet urgent...

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Reform of the EUETS Has at Last Made Significant Progress

The effective limit on the size of the MSR proposed by Council is an extremely welcome strengthening of the EUETS. However it will still...

Solar cells: How clean is solar power?

THAT solar panels do not emit greenhouse gases such as carbon dioxide when they are generating electricity is without question. This is why they...

VIDEO: 'Difficult slog' ahead to undo Obama climate legacy, says former EPA chief.

JUDY WOODRUFF: And now let’s hear from the prior administrator of the EPA, who essentially led much of President Obama’s efforts during his second...

Methane emissions from trees

A new study is one of the first in the world to show that tree trunks in upland forests actually emit methane rather than...

Action required: Invasive fungus is killing European salamanders

A new fungal disease brought in from Asia is threatening European salamanders. Once the amphibians become infected, they die within a brief period of...