The Maidenhair Tree: Two gymnosperm species, including the dawn redwood (Metasequoia glyptostroboides) and maidenhair tree (Ginkgo biloba), are commonly cultivated today and are the living survivors of an ancient flora that dates back to the days of dinosaurs.

During the Mesozoic Era, when the dinosaurs lived, conifers dominated the landscape. These slow-growing evergreen trees and shrubs probably constituted the majority of the herbivorous dinosaurs’ diets. Conifers were probably important food for dinosaurs, including the large sauropods.

Ginkgo biloba

Main characteristics dinosaurs share: They had an upright stance, with legs perpendicular to their body. This is the main feature that sets dinosaurs apart from other reptiles. Like other reptiles, they laid eggs. With the exception of some birds, for example penguins, dinosaurs lived on land, not in the sea.

The ice age happened after the dinosaurs. The dinosaurs died out prior to the Pleistocene age, which was the last of five ice ages that spanned…

Many scientists think Earth has a maximum carrying capacity of 9 billion to 10 billion people.

All plant and animal life on Earth need oxygen to survive. A study released in March 2021 shows that – a billion years from now, as the sun heats up – plants will die off, taking with them the oxygen in our atmosphere that humans and animals need to breathe. …

109 years

around 66 million years ago

Stars that go supernova are responsible for creating many of the elements of the periodic table, including those that make up the human body. ‘It is totally 100% true: nearly all the elements in the human body were made in a star and many have come through several supernovas. …

Sagan

The human body literally glows, emitting a visible light in extremely small quantities at levels that rise and fall with the day, scientists reveal. Past research has shown that the body emits visible light, 1,000 times less intense than the levels to which our naked eyes are sensitive.