Rover Perseverance has shared new photos of what was once a Martian river (3 photos)
The turning of stones and their location leave no doubt - once there was a powerful current of water. 
50 years have passed, but people have the same problems
A girl running with obstacles
The future of firefighting
Man reunited with his dog after two years of separation
A shot for a million
A drilling assistant and his difficult job
Chained catfish: a desert traveler
A cat met a frog and parodied it
Unusual form of protest among New Zealand parliament members
