A new species of insect has been discovered from a 100-million year old fossil, found trapped in a piece of amber that was excavated in Myanmar. Being dubbed an "alien insect" by the press, the creature was so different from other known classifications of insect that entomologists have placed it in its own taxonomic order within the insect kingdom.
read more

A circle of ancient megaliths that has been discovered in the jungle of the Amazon has been challenging the long-held assumption by archaeologists that the inhabitants there were simply tribes of hunter-gatherers. The granite stones, first uncovered in the 1990s, have recently been found to have functioned as an astronomical observatory, much like its more famous sister site, Stonehenge.
read more

The levels of carbon dioxide found in the atmosphere in modern times have been found to be nearly ten times higher than any other time since the extinction of the dinosaurs, 65 million years ago. The event that came the closest to today’s CO2 levels, the Paleocene-Eocene Thermal Maximum (PETM), occurred 55.5 million years ago, where a spike in greenhouse gasses caused global temperatures to increase by 5–8 °C over what we’re experiencing today. While the existence and cause of the PETM is well established, the source of the massive amount of CO2 that caused the temperature spike has been a complete mystery to scientists.read more