Vitamin D deficiency linked to Covid-19 severity; Amazon, Nike may bid for Peloton; IIT-GN develops affordable desalination technique

There is a correlation between vitamin D deficiency and Covid-19 severity and mortality, according to a study conducted by Israeli researchers, Scitechdaily reports. Amazon and Nike are reportedly considering independent bids for Peloton. Plus, IIT-Gandhinagar researchers show a technique inspired by trees that has multiple applications, including effective water desalination