Determining structures of small, protein-free RNAs by cryo-EM has been challenging. Here, the authors use a group II intron scaffold to achieve high-resolution RNA structures, visualize ligand ...

Rock and dust samples retrieved by NASA from the asteroid Bennu exhibit some of the chemical building blocks of life, ...

Researchers at the Department of Organic Chemistry and the Center for Molecular Biosciences (CMBI), led by Kathrin Breuker, ...

"The detection of these key building blocks of life in the Bennu samples supports the theory that asteroids and their fragments seeded the early Earth with the raw ingredients that led to the ...

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Bennu is a carbon-rich asteroid whose components have remained relatively unchanged since the solar system's early days. NASA’s OSIRIS-Rex mission captured samples from the surface of the asteroid and ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics ...