Samples contain all five nucleobases of DNA and RNA, supporting theory that asteroids may have seeded Earth with life's ...

When asteroids like Bennu hit the young Earth, they could have provided a complete package of complex molecules and the ingredients essential to life, such as water, phosphate and ammonia. Together, ...

NASA OSIRIS-REx asteroid sample return team has revealed exciting evidence of the precursors of life in the pieces of space ...

Samples of Bennu were brought back to Earth by NASA’s OSIRIS-REx spacecraft in 2023. Now, a pair of newly published papers ...

Transition metals have long been used as catalysts to activate small molecules and turn them into valuable products. However, as these metals can be expensive and less abundant, scientists are ...

KBR, Inc. KBR has secured a significant global agreement with BP International Limited to provide engineering, procurement, and construction management (EPCM) services. This three-year agreement ...

KBR, Inc. (Houston) announced that it has been awarded a global agreement by BP International Limited (bp) for engineering, procurement and construction management (EPCM) services. Under the terms of ...

KBR announced a strategic realignment of its business segments and executive appointments to enhance growth and streamline operations. The Government Solutions segment has been renamed Mission ...

The first step in USNCO, held each March. High school students can participate by registering with ACS. Registration does not guarantee participation. Students will be notified by their ACS Local ...

The chemical composition and structural characteristics of polysaccharides ... PZMP3-1 was combined with 100 mg of potassium bromide (KBr) powder before being crushed into granules for infrared ...

The structure was solved by direct methods and refined by a full-matrix least squares calculations. The refinement was conducted until all atomic parameter shifts were smaller than their standard ...