How were heavier objects weighed in antiquity or the middle ages? Were balances simply scaled up in size with appropriately larger weights? Did people know how much an elephant or even an ox actually ...
In classical times (let's say 200 BC to 400 AD), how accurately could a Greek/Roman/Babylonian/etc. astronomer determine their location on the earth by coordinates like latitude/longitude? Could they ...
Throughout history, humans have made many subtle and many substantial scientific advancements. Humans have explored, examined, learned, applied and at times seemingly "forgotten" and/or were unable ...