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ORNL is a leader both in developing advanced radiotherapies and in providing the radioisotopes needed for those therapies. According to Karen Sikes, director of the National Isotope Development Center, the lab is home to more than 300 isotopes that are available to researchers and others. Besides actinium-225, medical radioisotopes on the list include lead-212, an…
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Bridge RNA-guided recombinases, which originate from the IS110 family of bacterial insertion sequence elements, show promise as programmable systems for genome editing. However, most work so far has been done in bacteria. Writing in Science, Pelea et al. provide insights into a bridge recombinase that can edit human cells. Bridge recombinases act as editors by…
NASA’s X-59 experimental aircraft is preparing for its second flight, a step that will set the pace for more flight testing in 2026. Over the coming months, NASA will take the quiet supersonic jet faster and higher, while validating safety and performance, a process known as envelope expansion. NASA test pilot Jim “Clue” Less will be at the X-59’s…
If you’re anything like me, then it’s very possible you’re sick and tired of paying for Audible just to listen to your audiobooks. I found a better way to enjoy my audiobooks without Amazon’s hand in my cookie jar, though, and that’s with AudioBookshelf. Why leave Audible? You should own the things you pay for…
A suspected meteor and white streaks in the skies were spotted over Pennsylvania and Ohio on Tuesday morning. The National Weather Service and Nasa both confirmed a fireball fell in Northeast Ohio near Cleveland. “We’re receiving reports across western Pennsylvania and eastern Ohio of a loud boom and a fireball in the sky. Our satellite…
A newly identified case of a more severe Mpox strain in New York City is drawing attention from public health experts, even as officials emphasize that overall risk remains low. Known as clade I, this version of the virus has been associated with more serious illness than the strain responsible for the global outbreak that…
A 7-ton meteor that sped across the Cleveland sky at 45,000 miles per hour on Tuesday broke apart in a thunderous boom that startled residents who feared an explosion. People several states away reported seeing the bright fireball even though it was 9 a.m. The American Meteor Society said it received reports from Wisconsin to…
Samples returned by JAXA’s Hayabusa-2 mission from the C-type asteroid (162173) Ryugu contain all five canonical nucleobases — purines (adenine and guanine) and pyrimidines (cytosine, thymine and uracil) — pointing to a cosmic origin for some of life’s fundamental chemistry. Hayabusa-2 image of the asteroid Ryugu as seen from a distance of 3.7 miles. A…
