TOPSHOT - NASA Administrator Bill Nelson speaks during a press conference for the OSIRIS-REx sample unveiling at the Johnson Space Center in Houston, Texas on October 11, 2023. A sample (on screen R) ...

NASA has finally shared details about the first analysis of samples taken from the asteroid Bennu using the OSIRIS-REx spacecraft in 2020. While NASA scientists are still working on documenting the ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. An early analysis ...

Early analysis of the asteroid Bennu sample returned by NASA's OSIRIS-REx mission has revealed dust rich in carbon, nitrogen, and organic compounds, all of which are essential components for life as ...

X-Ray photoelectron spectroscopy (XPS) is one of the most important and widely used methods for determining surface chemistry of materials. Cryo-XPS, where the sample is cooled to temperatures below ...

Bennu is a roughly 0.3-mile-wide (500 meters) asteroid that orbits in near-Earth space. Scientists suspect it’s a chunk of a larger asteroid that broke off due to a collision farther out. Telescope ...

Biosensor-Based System Bypasses Need for Purified or Highly Diluted Molecules Measuring the kinetic properties of biomolecules has become increasingly important in drug discovery and biomanufacturing.

Four principal methods govern the preparation of samples for XRF analysis, each representing a different trade-off between analytical quality and speed/cost of preparation. A method involving the ...