Several mammal species live in cold-water environments thanks to adaptations like blubber and large size. A notable exception is the sea otter—so how does it stay warm? A 2021 Science study found an answer: skeletal muscle thermogenesis. scim.ag/2Pz #WorldOtterDay

Sea otters eat on the go by cracking open mussels, sea urchins, and abalone with rocks, using their furry chests as anvils. On #WorldOtterDay, learn how marine biologists can pick out otter "utensils" from other rocks. scim.ag/2Pw

New research highlights the intrinsic plasticity of nanolaminate grains and their critical role in improving the strength and tensile ductility of structural metallic materials. Learn more in this week’s issue of Science Advances: scim.ag/2Pr

This week's new issue of #ScienceTranslationalMedicine has arrived! A gene transfer therapy tested in mice shows promise for treating immune disorders, new research identifies a long-sought link between blood and bone in beta thalassemia, and more. scim.ag/2Pm

Scientists have devised a combination treatment for glioblastoma that can eradicate this deadly brain cancer in mice—and that proved safe in people with glioblastoma. scim.ag/2Pp @ScienceTM

Congratulations to @pulsargirl, @DuncanLorimer, and @matthewbailes! Their groundbreaking discovery of the first fast radio burst (#FRB) was reported in a @ScienceMagazine paper in 2007, which launched an entire field of astronomy. It's free to read: science.org/doi/10.1126/sc… twitter.com/ShawPrize/stat…

"Concealing my struggles … hampered my ability to be my true self in the lab." scim.ag/2Pd #MentalHealthAwarenessMonth @ScienceCareers

Recent work on modular reconfiguration of #DNAorigami assemblies could be used to inform the development of molecular robots. Learn more in @SciRobotics: scim.ag/2P8

Soil microbiota transplanted from more stressful environmental conditions, such as drought or excessive heat or cold, can enhance tree tolerance to changing climates, researchers report in Science. 📄: scim.ag/2P5 #SciencePerspective: scim.ag/2P6

Do you know the story of aluminum? A new book Soil to Foil "masterfully traces" the expansive history of this abundant metal, argues a new @SciMagBooks review. Read more: scim.ag/2OZ

Researchers are closing in on the long-sought goal of creating high-yielding hybrid crops that can be propagated indefinitely, without sex. Learn more in this @NewsfromScience feature: scim.ag/2OX @ScienceVisuals

Beer by-product was used to prepare canvasses for Danish Golden Age painters, a new study in @ScienceAdvances finds. scim.ag/2OU

Researchers have conducted a novel analysis of French Canadian ancestry in Quebec, Canada, since the 17th Century. scim.ag/2OS

Anti-PD-L1 therapy may have limited success in certain cancers because it unleashes the immunosuppressive capacity of regulatory T cells, a new @SciImmunology study finds in mice. scim.ag/2OP

On the latest #SciencePodcast🎙️, @boron110 sits down with @epennisi to talk tongues: Who has them, who doesn’t, and all their amazing elaborations. 🎧 Listen to this segment and more: scim.ag/2ON

A new #SciencePodcast🎙️ series explores books on the science of sex and gender. In the first segment, Angela Saini talks with @MalinAhKing about her book and how research is revealing the active sexual strategies used by females across the animal kingdom. scim.ag/2OJ

The movement of individual gliding filaments of nitrogen-fixing cyanobacteria Trichodesmium and their interactions with other filaments help these nitrogen-fixing cyanobacterium form aggregates in response to stress, a new Science study finds. scim.ag/2OE

This week’s new issue of #ScienceSignaling has arrived! Experiments in mice show how hepatic stellate cells help maintain normal liver mass, how the suppression of cholesterol synthesis by UHRF2 could be important for liver regeneration, and more. scim.ag/2Ox

Deficiency of IgA antibodies influences how well the immune system can maintain control of intestinal bacteria, finds new study involving pediatric patients with varying IgA levels. @SciImmunology scim.ag/2Oy

Upcoming negotiations surrounding the WHO international pandemic treaty need not be overly focused on formal compliance mechanisms and sanctions, argues a new #SciencePolicyForum. scim.ag/2Oq

Higher depression risks are associated with suburban residential areas in Denmark, finds a new @ScienceAdvances study of urban forms and depression diagnoses across the country. scim.ag/2Od

Last year, a Science analysis of data from U.S. military recruits suggests multiple sclerosis is a complication of infection with Epstein-Barr virus. Learn more on #WorldMSDay ⬇ 📄: scim.ag/2O8 #SciencePerspective: scim.ag/2O7

It's not too late! Join #ScienceWebinars tomorrow at 12 p.m. E.T. for ➡️ A transfer of power: The cell-to-cell exchange of #mitochondria in #obesity and #aging. Learn more: scim.ag/2O2 #webinar

New in Science: As Alaskan permafrost warms, hibernating arctic ground squirrels generate less heat, causing females to emerge from hibernation up to 10 days before their male counterparts—a mismatch that could have large, cascading ecological impacts. scim.ag/2O0

"By discussing our experiences openly, we can reduce the isolation, shame, and resistance to seeking help that can come with it." For this grad student, speaking publicly about #MentalHealth was scary but worth it. scim.ag/2NU #MentalHealthAwarenessMonth

El Niño has a persistent effect on economic growth, according to a new Science study, highlighting the sensitivity of global economies to climate variability independent of warming. scim.ag/2NR

New in Science: An electro-optical device has been developed that allows the generation of quantum entanglement between microwave and optical photon pairs. scim.ag/2NP

"A university is like a city … But in too many of those cities, postdocs … are priced out." A new #ExperimentalError column reflects on a “serious flaw” in one institution’s affordable housing efforts. scim.ag/2NO @adam_ruben @ScienceCareers

A new #SciencePerspectives looks at the current approaches and challenges facing regenerative medicine. scim.ag/2NN

Although the cognitive benefits of a brain-stimulating technique known as #tACS are debated, a new meta-analysis of 100+ clinical studies shows that tACS boosts cognition across age groups and in people with neuropsychiatric disorders. scim.ag/2NE @ScienceTM