When tetrapods (four-limbed vertebrates) began to move from water to land roughly 390 million years ago it set in motion the rise of lizards, birds, mammals, and all land animals that exist today, including humans and some ...
Evolution
Jan 22, 2021
8
1581
When most people think of ferocious, blade-like teeth on prehistoric creatures they picture Smilodon, better known as the saber-toothed tiger. But in the world of dinosaurs, theropods are well known for having blade-like ...
Plants & Animals
Dec 15, 2020
1
140
Tropical regions contain many of the world's species and scientists consider them hotspots due to their immense biological diversity. However, due to limited sampling our knowledge of tropical diversity remains incomplete, ...
Plants & Animals
Dec 10, 2020
0
136
The water-to-land transition is one of the most important and inspiring major transitions in vertebrate evolution. And the question of how and when tetrapods transitioned from water to land has long been a source of wonder ...
Archaeology
Nov 25, 2020
0
137
To see how deeply interconnected the planet truly is look no further than the massive ice sheets on the Northern Hemisphere and South Pole.
Earth Sciences
Nov 25, 2020
10
160
Octopuses have captured the human imagination for centuries, inspiring sagas of sea monsters from Scandinavian kraken legends to TV's "Voyage to the Bottom of the Sea" and, most recently, Netflix's less-threatening "My Octopus ...
Plants & Animals
Oct 29, 2020
0
58
No new friends and no drama.
Plants & Animals
Oct 22, 2020
0
756
According to current estimates, the amount of data produced by humans and machines is rising at an exponential rate, with the digital universe doubling in size every two years. Very likely, the magnetic and optical data-storage ...
Biotechnology
Oct 16, 2020
1
404
DNA and RNA have been compared to "instruction manuals" containing the information needed for living "machines" to operate. But while electronic machines like computers and robots are designed from the ground up to serve ...
Molecular & Computational biology
Oct 7, 2020
0
42
With its dazzling system of icy rings, Saturn has been a subject of fascination since ancient times. Even now the sixth planet from the sun holds many mysteries, partly because its distance away makes direct observation difficult ...
Astronomy
Oct 7, 2020
32
663
