By Ryan Truscott A crocodile flips over on the river’s surface right in front of the canoe, then disappears into the white ...

An executive coach uses rocks, pebbles, and sand to explain time management to new CEOs. ... Meanwhile, the water is the distractions that prevent you from getting any work done at all.

Sprinkling the soil bed of a potted plant with rocks might seem like a good way to allow water to drain, but it spoils the plant's health.

Smooth, round pebbles found by NASA's Mars rover Curiosity provide more evidence that water once flowed on the Red Planet, according to a new study. The Curiosity rover snapped pictures of several ...

Rounded pebbles discovered by the Curiosity rover were carried 30 kilometres from their source by a flowing river on the red planet.

Close-up pictures of the Martian surface taken by NASA’s Opportunity rover have revealed an unusual soil structure scattered with puzzlingly spherical pebbles, which may hold clues to whether ...

Scientists say the rounded pebbles seen by the Curiosity Mars rover are proof that many of the landscapes on the Red Planet were cut by flowing water.