Illustration of blue and gray amino acids loosely forming protein
Fungal Cold Adaptation Linked to Protein Structure Changes: Study
Environmental pressure seems to spawn changes in the intrinsically disordered regions of enzymes in polar yeasts, allowing them to adapt to extreme cold.
Fungal Cold Adaptation Linked to Protein Structure Changes: Study
Fungal Cold Adaptation Linked to Protein Structure Changes: Study

Environmental pressure seems to spawn changes in the intrinsically disordered regions of enzymes in polar yeasts, allowing them to adapt to extreme cold.

Environmental pressure seems to spawn changes in the intrinsically disordered regions of enzymes in polar yeasts, allowing them to adapt to extreme cold.

News Brief
3D rendered images of three T cell
T Cells Ward Off Aging with Help from Their Friends
Natalia Mesa | Sep 16, 2022
Immune cells deliver packages of telomeres to T cells, helping them retain their virus-fighting function over time, research suggests.
Drawing of fish with internal anatomy.
Researchers Visualize Heart From 380-Million-Year-Old Fish
Natalia Mesa | Sep 15, 2022
A team of researchers in Australia have imaged fossilized soft organs of early jawed vertebrates for the first time, finding that our ancient fish ancestors’ hearts, livers, and stomachs are strikingly similar to ours.
illustration of blue cells with exosomes budding off of them and floating away
Nanoparticles Spur Mouse Immune System to Attack Cancer
Shafaq Zia | Sep 13, 2022
A study finds that engineered exosomes are effective in mice, but their potential use in humans raises safety questions.  
ant with wings on white background
Secret to Reproductive Ants’ Longevity Revealed
Patience Asanga | Sep 2, 2022
Researchers say they've figured out how some reproductive ants live up to 30 years—far longer than workers.
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For Frogs, Bigger Brains Mean Worse Camouflage
Natalia Mesa | Aug 23, 2022
Frogs invest in cognitive capacity to avoid predators—up until there are too many hungry snakes around for the evolutionary strategy to pay off.
Tortoise leaf beetle on a green leaf
The Double Life of a Fungus: Defends Beetle, Attacks Plant
Andy Carstens | Aug 19, 2022
Tortoise leaf beetles enjoy the protection the fungus provides from insect predators such as ants, then carry the microbe to a mutual plant host, which their fungal symbiont infects.
Fluorescent microscopy of a healthy intestinal organoid and a tumor spheroid
Internal Clock Disruptions Increase Colon Cancer Risk in Mice
Shafaq Zia | Aug 19, 2022
Disturbing circadian rhythms in organoids and mice increases intestinal tumor growth, findings that may explain a recent rise in colon cancer among young adults, the researchers behind the work say.
Woman with buns and blue sweater chewing gum, smiling, and stretching it out of her mouth.
The Energetic Cost of Chewing May Have Shaped Hominin Evolution
Natalia Mesa | Aug 17, 2022
The simple act of chewing gum can raise the body’s metabolic rate by as much as 15 percent, a study finds.
Illustration of a red bacteriophage infecting a blue bacterium, with other bacteria in the background.
Prokaryotes Are Capable of Learning to Recognize Phages
Patience Asanga | Aug 17, 2022
Immune defense genes in bacteria and archaea can identify viral proteins, a study finds, revealing similarities between the immune systems of prokaryotic and eukaryotic organisms.
Neurons in all sorts of different colors, some glowing
How Fear Restructures the Mouse Brain
Natalia Mesa | Aug 15, 2022
By combining deep learning and electron microscopy, researchers now have a more detailed understanding of how fear changes the brain.
Newly hatched stinkbugs climbing over a pile of eggs.
Best Bugs: How E. coli Evolves into a Stinkbug Symbiont
Hannah Thomasy | Aug 15, 2022
Experimental evolution study sheds new light on the origin of animal-microbe symbioses and what it takes for bacteria to support their insect hosts.
Artist’s rendition of a blue-green DNA double helix, viewed lengthwise from within one end.
Stem Cell Lines Riddled With Undetected Mutations
Dan Robitzski | Aug 12, 2022
Most of the human induced pluripotent stem cells stored at major cell line repositories and used in research harbor thousands of DNA errors, a study finds, highlighting the need for improved quality control measures.
Artistic representation of a brain depicted as a clock on a background with one half in dark blue with yellow stars and one half in light blue with clouds.
Which Neurons Go to Sleep First in Humans? fMRI Can Tell
Alejandra Manjarrez | Aug 9, 2022
By linking blood flow patterns to bioelectric signals in the brains of sleeping volunteers, scientists are studying the order in which brain regions fall asleep and wake up.
dark image with red ring
How Immature Egg Cells in Ovaries Resist Aging
Shafaq Zia | Aug 4, 2022
The cells’ mitochondria skip a key metabolic reaction that takes place in other cells in the body, a study finds.
Microscopy image of a cricket embryo, illuminated in green, pinched near one end, with one side full of bright green dots representing cell nuclei
How Wandering Nuclei Shape Developing Embryos
Viviane Callier | Jul 29, 2022
As cricket blastoderms form, cell nuclei are pulled into an egg’s remaining empty space to form the new cell layers that will shape the developing animal.
A small brown crustacean with white spots on it moving on a red branch.
Seaweed Has Its Own Matchmakers: Small Crustaceans
Alejandra Manjarrez | Jul 28, 2022
A species that transports the spermatia of red algae is the first known instance of an animal facilitating fertilization in this ancient photosynthetic lineage.
Artist’s 3D rendering of malignant cancer cells, illustrated in pink, as it would appear under a scanning electron microscope.
Underdog Enzyme Likely Responsible for Mutations in Most Cancers
Sophie Fessl | Jul 28, 2022
A previously overlooked enzyme called APOBEC3A is linked to the most prevalent mutational signatures in cancer cell lines, a study finds.
Calm lake reflecting sky with boat in foreground
Plastic Pollution Boosts Bacterial Growth in Lake Water
Patience Asanga | Jul 26, 2022
A study finds that not only did aquatic bacteria thrive when chemicals washed from degrading plastic were introduced into lake water, they also broke down organic matter more efficiently.
Spherical colonies of <em>Vibrio splendidus&nbsp;</em>bacteria
Inside Versus Out: A New Form of Bacterial Cooperation
Natalia Mesa | Jul 20, 2022
Oceanic bacteria form a transient spherical community to conquer large food sources, taking on different roles to break down the bounty more efficiently.