A sample of asteroid dirt brought back to Earth by NASA’s OSIRIS-REx mission contains amino acids and the nucleobases of RNA and DNA, plus brines that could have facilitated the formation of organic molecules, scanning electron microscopy has shown.

The College of Science is proud to recognize 10 outstanding seniors who went above and beyond during their time as Wildcats. Jasmine Meredith is this semester's recipient from Molecular & Cellular Biology.

The College of Science is proud to recognize 10 outstanding seniors who went above and beyond during their time as Wildcats. Hamdan Alhammadi is this semester's recipient from Statistics & Data Science.

The College of Science is proud to recognize 10 outstanding seniors who went above and beyond during their time as Wildcats. Saif Alrawaished is this semester's recipient from Physics.

The College of Science is proud to recognize 10 outstanding seniors who went above and beyond during their time as Wildcats. Jack Flanigan is this semester's recipient from Hydrology & Atmospheric Sciences.

The College of Science is proud to recognize 10 outstanding seniors who went above and beyond during their time as Wildcats. Alma Reasoner is this semester's recipient from Geosciences.

The College of Science is proud to recognize 10 outstanding seniors who went above and beyond during their time as Wildcats. Dylan Weaver is this semester's recipient from Chemistry & Biochemistry.

The College of Science is proud to recognize 10 outstanding seniors who went above and beyond during their time as Wildcats. Hina Suzuki is this semester's recipient from Astronomy & Steward Observatory.

University of Arizona astronomers discover a galaxy with a dual personality – appearing ordinary in visible light while harboring an extraordinarily massive black hole.