Why is it so difficult to make a successful moon landing?

Experiment to reduce mosquitoes instead makes them stronger

Chicxulub crater rocks record aftermath of dino-killing asteroid

Firenado rarity rips it up in Brazil

Hong Kong police fire tear gas and water cannons at demonstrators

Massive algae bloom spurred by Kilauea volcanic eruption

Evidence points to Iran involvement in Saudi oil attack

Puppy takes crosswalk after seeing jaywalker hit by car

Interstellar comet spotted approaching our solar system