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Phys.org / AI-designed proteins enable a new generation of RNA transporters

RNA-based therapeutics use RNA as a blueprint that enables cells to produce specific proteins—including proteins that can precisely modify genes. For this to work, the RNA must reach the inside of the cell intact. Delivery ...

5 hours ago
Dialog / When we eat helps set the liver's metabolic rhythms

When we think about metabolism, we usually ask, "What did I eat? How much sugar, fat or protein was in the meal?" But through our research, we have become interested in another question: "When did I eat it?" This matters ...

5 hours ago
Phys.org / Mammalian genes can combine to make previously unknown mRNAs and proteins

For decades, scientists have understood that each of the roughly 20,000 genes in the human body carries instructions for a single kind of protein. Now, researchers at Harvard Medical School have discovered that instructions ...

12 hours ago
Phys.org / Fish dads offer new insight into behavioral effects of receiving paternal care

The plot of "Finding Nemo," a film that features an overprotective single father fish taking on dangers at sea to care for his son, may be more reflective of actual fish dad behavior than was previously known. A new study ...

5 hours ago
Phys.org / Electric fish keep from blinding themselves with these brain cells

The brain cells you see in the above image help an African fish decode electric signals to spot prey, scan its murky surroundings and communicate with its fellows. By rigorously mapping how these cells in the electrosensory ...

12 hours ago
Dialog / Making superconductors thinner can change how they accommodate magnetic fields

What happens when a superconductor becomes so thin that electrons can no longer behave as if they were moving through an ordinary three-dimensional piece of metal? This question has been at the center of my recent work on ...

5 hours ago
Phys.org / Eight-letter DNA alphabet is accurately transcribed by a natural enzyme

All known life on Earth uses the same genetic alphabet, consisting of four letters. Now, researchers at the University of California San Diego have demonstrated that one of biology's most essential enzymes can accurately ...

18 hours ago
Phys.org / Chemists design extra-sticky adhesives that degrade on command

A good adhesive is unequivocally sticky. A great adhesive is sticky until you don't want it to be sticky anymore—a label on cardboard until it's time to recycle it. Medical tape on a cut until the wound heals. A GWAR poster ...

13 hours ago
Phys.org / Rare train of Pacific cyclones fueled by historic El Niño

Two powerful hurricanes and a strengthening tropical storm on Wednesday were churning through the Pacific Ocean, where waters were being warmed by a historically strong El Niño climate episode.

7 hours ago
Medical Xpress / Breathing without brakes: An unexpected cause of Rett syndrome symptoms

Hyperventilating. Breath-holding until they turn blue. This abnormal breathing is frequent and disturbing in people with Rett syndrome, a rare genetic disease. Now University of Connecticut researchers report in Current Biology ...

12 hours ago
Phys.org / Pyrograzing turns ordinary livestock into fire prevention heroes, so why isn't it used on public lands more often?

In grasslands across the American West, four-legged fire prevention crews are busy at work, helping keep wildfire risk under control. These cattle, goats and sheep stomp down tall grasses as they munch their way through plants ...

6 hours ago
Phys.org / Bio-based plastic turns into fertilizer after use

Plastic waste is one of the world's fastest-growing environmental problems. According to the Organization for Economic Co-operation and Development's Global Plastics Outlook: Policy Scenarios to 2060 report, global plastic ...

13 hours ago