Mars helicopter

NASA sending a robot helicopter to Mars in 2020

The Mars Helicopter will be the size of a football and weigh about 1.8 kg. Its twin blade setup will spin ten times faster than Earth choppers and if it does manage to fly, it will take 90-second-long trips over the course of a month. May 13, 2018
asteroid,

Asteroid spotted past Neptune and no one knows how it got there

There is an asteroid near Neptune which should not be there. Most space rocks float in a belt between Mars and Jupiter, and this is one of the first asteroids that has actually traveled across three gas giants and settled in the far outer reaches of the Solar System. May 10, 2018
Air pollution

Carbon dioxide reached the highest level in recorded history

The planet is getting warmer and one of the reasons for this is the release of greenhouse gasses like carbon dioxide that trap heat in the atmosphere. Carbon dioxide is the most prevalent among all greenhouse gases and it has just reached its highest recorded level. May 6, 2018
MOST POPULAR