Purple Earth Hypothesis suggests Earth was once a purple planet. Early microbes used retinal, not chlorophyll, for ...

The wacky, the wild, and the weird. E ven if you weren’t someone who got excited about science class in school, now—as an ...

A health alert has been issued for harmful blue-green algae toxins in several lakes around Orange County, according to a news ...

Earth's oceans may have been green for billions of years until the first photosynthetic organisms flooded our atmosphere with ...

Algae don't get the credit or attention they deserve. They are responsible for much of the oxygen we breathe, play pivotal ...

In a new study, scientists at Umeå University have found a way to break open the protective walls of pollen grains—one of the ...

First a river ran blood red. Now Argentina's beloved giant rodent, the capybara, has been coated in Hulk-green slime as ...

High temperatures and high levels of nutrients in the water, partly driven by livestock farming, causes the algae to spread. Climate change is causing the green tide, which can last for several ...

Perovskite solar cells are poised to be the next big photovoltaic technology, after silicon. But they usually don’t last more than a couple of years. They also contain toxic lead, which portends ...

BUENOS AIRES - First a river ran blood red. Now Argentina's beloved giant rodent, the capybara, has been coated in Hulk-green slime as pollution turns the country's waterways traffic light colours.

Chief Adviser Professor Muhammad Yunus on Wednesday visited three spots in Dhaka that were previously used as torture cells and secret prisons, commonly known as Aynaghar (house of mirrors).