The oldest known footprints left by an animal have been uncovered in southern China.
The identity of the creature that made the 546-million-year-old tracks is still unknown, but they come from the period when the earliest animals are thought to have evolved.
It is unclear whether the creature had two legs or several. But they say the tracks probably belong to a bilaterian.
Jun 07, 2018
Plastic and Traces of Hazardous Chemicals in Antarctica
According to a new study, plastic and traces of hazardous chemicals have been found in Antarctica, one of the world's last great wildernesses.
Researchers had taken water and snow samples from remote areas of the continent earlier this year.
These have now been analysed and researchers have confirmed the majority contained persistent hazardous chemicals or microplastics.
Jun 06, 2018
World Environment Day 2018
June 5 is marked by the United Nations as World Environment Day.
World Environment Day is the United Nations' (UN) most important day for encouraging worldwide awareness and action for the protection of our environment, since it began in 1974.
Each World Environment Day is organised around a theme that focuses attention on a particularly pressing environmental concern. The theme for the World Environment Day 2018 is "Beat Plastic Pollution".
May 25, 2018
Canyons Discovered in Antarctica
Scientists have discovered three vast canyons in one of the last places to be explored on Earth - under the ice at the South Pole.
Dr Kate Winter from Northumbria University, UK, and colleagues found the hidden features with radar.
As per the team, the canyons play a key role in controlling the flow of ice.
May 24, 2018
First German City to Ban Older Diesel Cars
Hamburg is to become the first German city to ban some diesel cars to improve air quality, setting a template for other urban centres in the country.
The ban will affect about 214,000 cars, more than two-thirds of the diesel vehicles registered in Germany's second-largest city.