Popular science fiction of the early 20th century depicted Venus as some kind of wonderland of pleasantly warm temperatures, forests, swamps and even dinosaurs. In 1950, the Hayden Planetarium at the American Natural History ...
Space Exploration
Oct 16, 2018
18
666
When humans finally blast off for another world, where will we be going? Will we return to the moon, and take over where the Apollo astronauts left off, or will we press onto Mars, and set foot on a whole new planet?
Space Exploration
Dec 4, 2015
15
38
Since the first planet orbiting a star other than the sun was discovered in 1995, we have realized that planets and planetary systems are more diverse than we ever imagined. Such distant worlds—exoplanets—give us the ...
Astronomy
Nov 27, 2022
0
123
Scientists have created molecular cages within a polymer to trap harmful sulphur dioxide pollution in order to transform it into useful compounds and reduce waste and emissions.
Materials Science
Oct 19, 2019
2
479
So perhaps there is some truth in the old legends of the underworld reeking of brimstone (or sulphur, as it is now called)? New research confirms that the Earth's core does in fact contain vast amounts of sulphur, estimated ...
Earth Sciences
Jun 16, 2015
6
2373
Stratospheric aerosol geoengineering is the idea that adding a layer of aerosol particles to the upper atmosphere can reduce climate changes caused by greenhouse gases such as carbon dioxide.
Environment
Mar 19, 2020
45
784
To meet the demands of an electric future, new battery technologies will be essential. One option is lithium sulphur batteries, which offer a theoretical energy density more than five times that of lithium ion batteries. ...
Nanomaterials
Apr 29, 2019
2
118
Air pollution in Athens has surged in recent days because of people choosing wood over more expensive fuels to heat their homes in the grips of a continuing economic crisis, the environment ministry said Friday.
Environment
Dec 28, 2012
30
0
The saying goes that the Taj Mahal is pinkish in the morning, milky white in the evening, and golden when the moon shines. Though this may once have been true for the famously pristine marble monument, a mixture of pollution ...
Environment
Aug 10, 2018
0
6
Some of the world's largest specimens of rare calcium carbonate crystals, known as glendonites, are found in Denmark.
Earth Sciences
Oct 14, 2020
0
259
