Single-atom catalysts (SACs), with their excellent metal atom utilization and unique physicochemical properties, hold promise ...

Conquer Space! A space themed grand strategy set in the present to near future, with emphasis on economics, politics, and society, with realistic orbital mechanics.

The service is trying to change that and build up its “orbital warfare” capabilities, according to the Chief of Space Operations for Space Force. Earlier this month, Space Force Gen.

Formed under intense pressures, the newly discovered compound packs helium atoms into crystalline iron, researchers report February 25 in Physical Review Letters. The compound joins a short list ...

Blood test results showed that Ryan had iron deficiency anaemia. Looking back, there had been other signs. Despite regularly working out, Ryan had suddenly started to feel winded on routine hikes.

More information: Thomas Westerhold, Earth Orbital Rhythms links Timing of Deccan Trap Volcanism Phases and Global Climate Change, Science Advances (2025). DOI: 10.1126/sciadv.adr8584 . www ...

known as the Altjira system, is actually made up of three separate bodies orbiting one another in a complex triad. This rare orbital configuration is often referred to as the "three-body problem." ...