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Phys.org / RNA in action: Filming ribozyme self-assembly

RNA is a central biological macromolecule, now widely harnessed in medicine and nanotechnology. Like proteins, RNA function often depends on its precise three-dimensional structure. A recent study published in Nature Communications ...

10 minutes ago in Biology
Phys.org / Drones: An ally in the sky to help save elephants

They say an elephant never forgets—and it turns out they can learn to adapt to drones. Once seen as a source of alarm, drones are now proving to be surprisingly elephant-friendly and a valuable research tool. Previously, ...

10 minutes ago in Biology
Medical Xpress / X-ray imaging captures the brain's intricate connections

An international team of researchers led by the Francis Crick Institute, working with the Paul Scherrer Institute, has developed a new imaging protocol to capture mouse brain cell connections in precise detail. In work published ...

10 minutes ago in Neuroscience
Medical Xpress / Largest analysis confirms medication and CBT as top ADHD treatment options

The most comprehensive review to date of ADHD treatments has found that medication for children and adults, and cognitive behavioral therapy for adults, remain the most effective approaches, backed by the strongest short-term ...

38 minutes ago in Psychology & Psychiatry
Phys.org / Satellites spot surprising tsunami patterns: Massive Kamchatka quake challenges old models

A satellite deployed to measure ocean surface heights was up to the challenge when a massive earthquake off the Kamchatka Peninsula triggered a Pacific-wide tsunami in late July.

41 minutes ago in Earth
Phys.org / DNA transcription is a tightly choreographed event: How RNA polymerase II regulates the dance

Life's instructions are written in DNA, but it is the enzyme RNA polymerase II (Pol II) that reads the script, transcribing RNA in eukaryotic cells and eventually giving rise to proteins. Scientists know that Pol II must ...

10 minutes ago in Biology
Medical Xpress / Targeted ultrasound can shape the brain's reward-seeking mechanisms

The nucleus accumbens is a tiny element of the human brain triggered when we experience something enjoyable, and used to help us learn behaviors that lead to rewards. A new study has shown for the first time that its influence ...

10 minutes ago in Neuroscience
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.

Medical Xpress / Frailty in young heart attack patients linked to higher risk of early death

Researchers have uncovered a major blind spot in the way doctors assess future health risk in young adults who suffer a heart attack.

57 minutes ago in Cardiology
Phys.org / Wildlife trade body rejects new eel protections

The world's top wildlife trade body rejected new protections for eels on Thursday in a secret ballot at talks in Uzbekistan.

52 minutes ago in Biology
Tech Xplore / EU could hit X with fine before 2025 ends

The European Union could fine Elon Musk's X platform for breaking its digital rules by the end of 2025—two years into a probe that has tested the bloc's resolve to police the online space.

55 minutes ago in Internet
Phys.org / Bull shark attack kills woman, injures man at remote Australian beach

A bull shark killed a woman swimming off a remote beach in Australia's eastern state of New South Wales Thursday while a man was seriously injured and may have been saved by the "heroic" efforts of a passerby.

50 minutes ago in Biology