Although the Earth’s been decidedly blue for 600 million years, rising populations of phytoplankton caused by rising ...

As Earth approaches warmer levels experienced earlier in its geologic history, it may be bad news for human survival.

A new study published by an international team of researchers led by Taro Matsuo, an astrophysicist at Nagoya University in Japan, argues that this evolutionary trend made sense 3 billion years when ...

Some cyanobacteria have pigments that specialise in harvesting green light to power photosynthesis, which may be because they ...

One of the Victorian carcharodontosaur shinbones was found on the Otway Coast. The other was found on the Bass Coast, in ...

Not much is known about 2024 YR4, but the asteroid is estimated to be 131 to 295 feet (40 to 90 meters ... asteroid that slammed into Earth 66 million years ago and led to the extinction of ...

Continents were arranged quite similarly to their configuration today, while plate tectonics pushed the Andes up from the Earth ... and ended just 2.4 million years ago), seemed like a reasonable ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

P rojections of our future under climate change paint a picture of extreme weather and acidified oceans, a world many of ...

Africa and North America during the Oligocene - a geologic epoch that lasted from about 33.9 to 23 million years ago - but declined towards the end of the epoch. During its time on earth the ...

The last time was about 20 years ago ... on the 90-meter edge, it might be comparable to the biggest urban areas. Why has the probability of 2024 YR4 hitting Earth increased since it was first ...