Nasa

Astronauts will replace ageing nickel-hydrogen batteries with new lithium-ion batteries

They found the Earth’s global surface temperatures in 2019 were the second warmest since modern record-keeping began in 1880

This is almost half of the country’s entire annual greenhouse gas emissions in 2018

The new plane takes the form of an altered Tecnam P2006T, with the original aircraft’s combustion engines having been replaced with electric cruise motors

Carbon monoxide is a pollutant that can persist in the atmosphere for about a month and has implications for both air pollution and climate change

They aim to promote and implement the Global Learning and Observations to Benefit the Environment (GLOBE) programme

The new technology will measure the height change of ice sheets covering Greenland and Antarctica ‘to within the width of a pencil’

The ‘Urban Air Mobility’ initiative could also include small package delivery drones

NASA has conducted successful initial tests of a small-scale nuclear fission system designed to power a long-duration manned mission to Mars. Officials from the agency have said a full-power run of the Kilopower project is scheduled for March. Its purpose is to enable robotic missions and potentially develop colonies in space, which requires a power […]

Recent increases in global methane levels are not necessarily due to rising greenhouse gas emissions. It could instead be due to changes in how long methane remains in the atmosphere after it is emitted, according to a new NASA and US Department of Energy-funded study. Methane is a colourless and odourless gas and the second […]