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
It is increasingly clear that the prolonged drought conditions, record-breaking heat, sustained wildfires, and frequent, more extreme storms experienced in recent years are a direct result of rising global temperatures brought ...
Earth Sciences
Aug 11, 2021
36
1088
Two hundred fifty-two million years ago, much of life on planet Earth was dying.
Earth Sciences
Aug 2, 2021
11
2742
An international team anchored by the Event Horizon Telescope (EHT) Collaboration, which is known for capturing the first image of a black hole in the galaxy Messier 87, has now imaged the heart of the nearest radio galaxy ...
Astronomy
Jul 19, 2021
5
966
In April 2019, scientists released the first image of a black hole in galaxy M87 using the Event Horizon Telescope (EHT). However, that remarkable achievement was just the beginning of the science story to be told.
Astronomy
Apr 14, 2021
13
10902
Earth has experienced five major mass extinction events over the past 500 million years. Massive volcanic eruptions have been identified as the major driver of the environmental changes that precipitated at least three of ...
Earth Sciences
Mar 29, 2021
35
2285
The Event Horizon Telescope (EHT) collaboration, which produced the first-ever image of a black hole, has today revealed a new view of the massive object at the center of the Messier 87 (M87) galaxy: How it looks in polarized ...
Astronomy
Mar 24, 2021
25
12177
Climate models are a key technology in predicting the impacts of climate change. By running simulations of the Earth's climate, scientists and policymakers can estimate conditions like sea level rise, flooding, and rising ...
Earth Sciences
Jun 11, 2024
0
58
For hundreds of years, the whitespotted eagle ray (Aetobatus narinari) has been considered the only inshore stingray species in Bermuda, until now.
Plants & Animals
May 20, 2024
1
87
A study published in Oecologia from researchers at The University of Texas at Arlington; the University of Nevada, Reno; and Virginia Tech shows that climate change has led to decreased pollen production from plants and less ...
Ecology
May 20, 2024
0
39
