Massive, rotating disk Galaxy spotted 12.3 billion light-years away
Astronomers have found evidence for the most distant rotationally supported disk galaxy ever detected
Roman leather toy mouse found in Vindolanda “bag of scraps”
The bag of scrap leather in which it was hidden inside was uncovered in 1993 during an excavation of a room
New evidence that grandmothers were crucial for human evolution
A computer simulation supports the idea that grandmothers helped our species evolve social skills and longer lives