A peculiar cluster of fossils was retrieved from the Green River Formation in Utah back in 1969 – the 47-million-year-old leaves of an “alien plant” that was thought to be an unusual member of the ...
A MIND-boggling discovery has left scientists even more puzzled about one of the most mysterious fossils ever found. A 47-million-year-old plant fossil, first unearthed in Utah’s Green River ...
They often look like aliens from outer space ... Phytoplankton (minute plant-like organisms) produce half of the oxygen on earth by photosynthesis, like plants and trees on land do.