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Medical Xpress / Scientists reverse aging in blood stem cells by targeting lysosomal dysfunction

Researchers at the Icahn School of Medicine at Mount Sinai have discovered how to reverse aging in blood-forming stem cells in mice by correcting defects in the stem cell's lysosomes. The breakthrough, published in Cell Stem ...

Nov 24, 2025 in Immunology
Phys.org / New protections for oceanic whitetip sharks, but not eels

The world's top wildlife trade body voted Thursday to effectively ban all international trade in the critically endangered oceanic whitetip shark but rejected a proposal to protect more species of eel.

Nov 27, 2025 in Biology
Tech Xplore / Clean energy found in old coal mines

Cumberland, B.C. was built on coal mining—both literally and practically. Thousands of workers were employed and millions of tons of coal were exported over 80 years before the mines were shuttered, leaving deep holes in ...

Nov 24, 2025 in Energy & Green Tech
Phys.org / Life is just matter with meaning

What are the physics of life? That is more than just a philosophical question—it has practical implications for our search for life elsewhere in the galaxy. We know what Earth life looks like, on a number of levels, but ...

Nov 26, 2025 in Astronomy & Space
Medical Xpress / Polyamines promote regeneration in aged intestines, study finds

The intestine is among the most regenerative tissues in the body; however, aging triggers various changes that collectively diminish its regenerative capacity.

Nov 24, 2025 in Gerontology & Geriatrics
Phys.org / Red spider nebula photo taken by Webb

Using its Near-InfraRed Camera (NIRCam), NASA's James Webb Space Telescope captured never-before-seen details of the Red Spider Nebula, a planetary nebula, in this image released on Oct. 26, 2025. NIRCam is Webb's primary ...

Nov 26, 2025 in Astronomy & Space
Medical Xpress / When ribosomes collide, cells launch emergency stress defenses

Ribosomes, the protein factories of the cell, are essential for all living organisms. They bind to mRNA and move along the messenger molecule, reading the genetic code as they go. Using this information, they link amino acids ...

Nov 27, 2025 in Medical research
Phys.org / A tale of two Europes: Model shows uneven progress toward sustainable development goals

European Union countries are progressing toward the United Nations Sustainable Development Goals (SDGs), but not at the same pace.

Nov 27, 2025 in Other Sciences
Medical Xpress / Q&A: New diagnostics and treatments for ALS and dementia—a key protein may point the way

The two neurodegenerative diseases could not appear more different. Amyotrophic lateral sclerosis (ALS), sometimes called Lou Gehrig's disease, affects the muscles, ultimately paralyzing people with the disorder. Frontotemporal ...

Nov 27, 2025 in Neuroscience
Medical Xpress / Remember to give thanks to yourself during the holidays and beyond

While reflecting on what we're thankful for during the holiday season, we often focus on the external: the company of loved ones. The nourishment of a shared meal. The homes in which we gather.

Nov 27, 2025 in Psychology & Psychiatry
Phys.org / A foot-tall elephant? 'Prehistoric Planet: Ice Age' on Apple TV reveals surprising creatures

If you've seen any of the "Ice Age" animated Disney movies, we have some bad news: You don't know the real ice age.

Nov 26, 2025 in Biology
Medical Xpress / Brazil approves world's first single-dose dengue vaccine

Brazilian authorities on Wednesday approved the world's first single-dose dengue vaccine, which they hailed as a "historic" achievement as cases of the mosquito-borne disease soar globally due to rising temperatures.