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When the first warm-blooded dinosaurs roamed Earth

Scientists once thought of dinosaurs as sluggish, cold-blooded creatures. Then research suggested that some could control their body temperature, but when and how that shift came about remained a mystery.

Modern plant enzyme partners with surprisingly ancient protein

Scientists from the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have discovered that a protein responsible for the synthesis of a key plant material evolved much earlier than suspected. The research published ...

How saber-toothed tigers acquired their long upper canine teeth

An international team led by scientists from the University of Liège has investigated the evolutionary patterns behind the development of saber teeth, with some unexpected results along the way. Their study has been published ...

Unwrapping the origin story of the baobab

The baobab (Adansonia) is a genus of trees with eight currently extant species and a long history of humans marveling at them. For as much admiration as the baobabs get, there is an equal amount of mystery surrounding their ...

Evolutionary history shapes variation of wood density: Study

Ecology and evolutionary biology suggest that closely related species are more likely to exhibit morphological and functional similarities compared to distantly related species. Each tree species represents a unique genetic ...

Study reveals insights into protein evolution

Rice University's Peter Wolynes and his research team have unveiled a breakthrough in understanding how specific genetic sequences, known as pseudogenes, evolve. Their paper was published May 13 in the Proceedings of the ...

Island birds more adaptable than previously thought

Scientists still don't fully understand the consequences that pollution and climate change can have on the world around us. Now, a study published in the Proceedings of the Royal Society B examining bird populations living ...

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Evolution
Why evolution often favors small animals and other organisms
Evolution
Likely ancestor of all modern hoofed animals identified
Evolution
Variability of everyday life may have influenced evolution at least as much as rare activities like big-game hunting
Evolution
Genetic study finds early summer fishing can have an evolutionary impact, resulting in smaller salmon
Evolution
Limited adaptability is making freshwater bacteria vulnerable to climate change
Plants & Animals
Chimps shown to learn and improve tool-using skills even as adults
Evolution
International team cracks genomic code for earliest forms of terrestrial plant life
Evolution
Genetic adaptations have impacted the blood compositions of two populations from Papua New Guinea, finds study
Plants & Animals
Adaptation of photosynthetic mechanism in air plants occurs through gene duplication, study finds
Evolution
Evidence suggests saber-toothed cats held onto their baby teeth to stabilize their sabers
Plants & Animals
Study is first to describe and recreate lemurs' one-of-a-kind vocal structure
Plants & Animals
Study sheds light on the diversity of carnivore skull shapes and their function
Plants & Animals
Aggressive wall lizard provides clues to understanding evolution
Evolution
Climate change reveals intricate dynamics of reproductive barriers in marine species
Evolution
Yeast study offers possible answer to why some species are generalists and others specialists
Evolution
Cichlid fishes' curiosity promotes biodiversity: How exploratory behavior aids in ecological adaptation
Evolution
The rise of microbial cheaters in iron-limited environments: Study reveals their evolutionary history
Evolution
Researcher finds that wood frogs evolved rapidly in response to road salts
Plants & Animals
How evolution has optimized the magnetic sensor in birds
Plants & Animals
Evolutionary biologists show that the color variants of female cuckoos are based on ancient mutations

Other news

Optics & Photonics
Researchers realize multiphoton electron emission with non-classical light
Other
Saturday Citations: Mediterranean diet racks up more points; persistent quantum coherence; vegan dogs
Condensed Matter
Physicists propose path to faster, more flexible robots
Cell & Microbiology
Composition of gut microbiota could influence decision-making
Optics & Photonics
Researchers develop world's smallest quantum light detector on a silicon chip
Condensed Matter
The observation of a Spin Berry curvature-enhanced orbital Zeeman effect in a kagome metal
Paleontology & Fossils
Spiny legged 308-million-year-old arachnid discovered in the Mazon Creek locality
Plants & Animals
Furry thieves are running loose in a Maine forest, research shows
Molecular & Computational biology
Scientists develop new geochemical 'fingerprint' to trace contaminants in fertilizer
Archaeology
Study finds paleolithic people settled in Cyprus thousands of years earlier than previously thought
Plants & Animals
Study reveals how a sugar-sensing protein acts as a 'machine' to switch plant growth—and oil production—on and off
Archaeology
Horse remains show Pagan-Christian trade networks supplied horses from overseas for the last horse sacrifices in Europe
Ecology
How heat waves are affecting Arctic phytoplankton
General Physics
Deep-sea sponge's 'zero-energy' flow control could inspire new energy efficient designs
Biotechnology
From fungi to fashion: Mushroom eco-leather is moving towards the mainstream
Nanomaterials
Ion irradiation offers promise for 2D material probing
Earth Sciences
Microplastics may slow the rate at which carbon is pulled from the sea surface to the depths
Analytical Chemistry
Chemists develop new method for introducing fluorinated components into molecules
Archaeology
Remains of two men from central China shed light on ancient practice of punitive amputation
Astronomy
Astronomers detect rare neutral atomic-carbon absorbers with deep neural network

Cannibalism and genome duplication in nematodes

Researchers at the Max Planck Institute for Biology have produced intriguing evidence of how environmental factors and genetic adaptation can lead to the evolution of novel and aggressive traits and behaviors in nematodes.

Mysterious bones may have belonged to gigantic ichthyosaurs

Several similar large, fossilized bone fragments have been discovered in various regions across Western and Central Europe since the 19th century. The animal group to which they belonged is still the subject of much debate ...

Researchers bring 60-year-old dormant algae cells to life

New research at Åbo Akademi University, Finland, has managed to circumvent previous challenges in finding out how microalgae adapt to global warming by studying up to 60-year-old microalgae cells from the Archipelago Sea. ...