A randomised trial to ascertain whether women who do not attend for cervical screening are more likely to respond to the opportunity to collect a self-sample for human papillomavirus (HPV) testing, or ...

There is much more carbon stored in Earth’s soil than in its atmosphere. A significant portion of this soil carbon is in organic form (carbon bound to carbon), called soil organic carbon (SOC).

For anyone invested in NASA’s decades-long efforts to robotically explore Mars, now is the time for nail-biting. Launched last July and barreling toward the Red Planet and Jezero Crater is the space ...