Instead of sending tourists to space, scientists have found a more practical use for the final frontier: growing better ...

Stem and leaf diagrams are formed by splitting the number into two parts, the ‘stem’ and the ‘leaf. For example: In the number 36, the tens would form the stem and the units the leaf.

Stem cells function as a source of new cells to grow or replace specialised tissues. To perform this function, these cells must divide to renew themselves, while some of their descendants ...

"It's a bit like stem cells in that we can reprogram their ... but we found that it also works in the other direction," Pfaff said. "The cell wall structure can also impact what's happening ...