SpaceSecretive US space plane X-37B lands after record 908 days in orbit The X-37B has returned to Earth after more than two years in orbit, breaking its previous record – what has it been doing in orbit for so long? News
SocietyUS CO2 shortage worsened by contaminated gas from an extinct volcano An extinct volcano’s underground reservoir in Mississippi has supplied CO2 to US beverage makers and food processing companies for decades. But natural contamination has exacerbated an ongoing CO2 shortage News