Amongst the high mountain meadows and grasslands of the Ethiopian plateau stands one primate, the gelada–the "bleeding heart" monkey named for its brilliant red chest. Geladas are the last of their kind, having outlived ...
Plants & Animals
Mar 24, 2022
0
198
Earth is layered like an onion, with a thin outer crust, a thick viscous mantle, a fluid outer core and a solid inner core. Within the mantle, there are two massive blob-like structures, roughly on opposite sides of the planet. ...
Earth Sciences
Mar 10, 2022
1
315
Ten thousand years ago, just after the last Ice Age, a group of hunter-gatherers buried an infant girl in an Italian cave. They entombed her with a rich selection of their treasured beads and pendants, and an eagle-owl talon, ...
Archaeology
Dec 14, 2021
4
10691
In the strange, dark world of the ocean floor, underwater fissures, called hydrothermal vents, host complex communities of life. These vents belch scorching hot fluids into extremely cold seawater, creating the chemical forces ...
Astrobiology
Nov 23, 2021
5
1379
An international team of scientists, using the ground-based Gemini Observatory telescope in Chile, is the first to directly measure the amount of both water and carbon monoxide in the atmosphere of a planet in another solar ...
Space Exploration
Oct 27, 2021
0
1301
Six, 12, and 18. These are the ages that most people get their three adult molars or large chewing teeth towards the back of the mouth. These teeth come in at a much later age than they do in our closest living relative, ...
Evolution
Oct 6, 2021
0
314
Scientists have long debated how much molecular oxygen was in Earth's early atmosphere. About 2.4 billion years ago, there was a rise in oxygen that transformed Earth's atmosphere and biosphere, eventually making life like ...
Earth Sciences
Sep 30, 2021
1
508
A new study led by Arizona State University paleoanthropologist Curtis Marean and ASU doctoral graduate Emily Hallett details more than 60 tools made of bone and one tool made from the tooth of a cetacean, which includes ...
Archaeology
Sep 16, 2021
1
450
In the early solar system, terrestrial planets like Mercury, Venus, Earth and Mars are thought to have formed from planetesimals, small early planets. These early planets grew over time, through collisions and mergers, to ...
Astronomy
Sep 1, 2021
58
531
Over the last two decades, scientists have found ice in many locations on Mars. Most Martian ice has been observed from orbital satellites like NASA's Mars Reconnaissance Orbiter. But determining the grain size and dust content ...
Planetary Sciences
Aug 23, 2021
0
634
