Each week we find the most interesting and informative articles we can and along the way we uncover amazing and cool images. Here you'll discover 10 incredible photos and the stories behind them.

Amazing cacti:

The saguaro cactus is the iconic symbol of the American West.

[Full Story: Photos: Inside the Bizarre World of the Crested Saguaro Cactus]

Fuzzy times three:

New camera-trap images show adorable snow leopards frolicking and relaxing together.

[Full Story: Rare Treat: 3 Snow Leopards Frolic and Snuggle on Camera]

Hidden seascapes:

Scientists have gathered images of the ancient canyons, craters, hills and permafrost fields that are hidden under Earth's icy seas.

[Full Story: Hidden World of Canyons and Ridges Revealed on Polar Seafloor]

50-Legged Sea Monster:

A 508-million-year-old critter — one that looks like a weird lobster with 50 legs, two claws and a tent-like shell — is the oldest known arthropod with mandibles on record, a new study finds.

[Full Story: 508-Million-Year-Old Sea Monster Had 50 Legs and Giant Claws]

Rhino on Tinder:

Swipe right to help save the northern white rhinoceros.

[Full Story: On Tinder, Swipe Right to Save This Endangered Rhino]

Parks in 2050:

A series of posters by artist Hannah Rothstein show how U.S. National Park might look by 2050 if climate change isn't mitigated.

[Full Story: Images of Warming: National Parks in 2050 Posters]

Bye, bye April cam:

The "giraffe cam" for April and her new calf has come down, but their internet career isn't over just yet.

[Full Story: Farewell (for Now) to April's Giraffe Cam]

Spinning on Saturn:

NASA's Cassini spacecraft dove between Saturn and its rings yesterday (April 26), snapping the closest-ever views of Saturn's atmosphere.

[Full Story: 'Giant Hurricane' on Saturn: 1st Images Back from Cassini's Epic Ring Dive]

Super Steve:

Meet "Steve," a strange, new aurora feature discovered by citizen scientists and verified by the European Space Agency's (ESA) Swarm satellites.

[Full Story: An Aurora Called 'Steve'? Strange Sky Phenomenon Investigated]

Radiohead ant:

A new species of ant, named after the band Radiohead, is dusted with crystalline white hairs and grows its own food.

[Full Story: Crystal-Haired 'Radiohead' Ant Discovered]