The Best Time To Dive in Puerto Rico

Megan Denny is a PADI Master Scuba Diver Trainer, drummer and freelance writer based out of the Pacific Northwest United States. Her writing has appeared in Alert Diver, Sport Diver, Scuba Diving and The Undersea Journal.

PADI logos in a repeating pattern

The PADI Logo: Then and Now

The story of the PADI logo and its evolution over the years, from 1966 to 2026 and the new 60th anniversary logo.

A scuba diver in murky water

What Is a Thermocline?

Many scuba divers have experienced a thermocline. We explain what causes a thermocline, ocean thermoclines and lake thermoclines.

two divers in Egypt observe a sea turtle underwater

PADI Through the Decades: the 2020s (So Far)

A summary of PADI's history, the 2020s so far. Including achievements, conservation grants, marine debris milestones and more.

An over under shot of a diver in a dry suit raising their hands out of the water and looking joyful. The shoreline in the background is covered in snow

PADI’s 60th Anniversary: Celebrating Six Decades of Making Diving Possible for Everyone

PADI's 60th anniversary celebration includes a world tour in 2026. Here are some major events in PADI's 60-year history.

Two divers swim over a reef in the Caribbean island of Curacao

What’s the Difference Between PADI Adventure Diver and PADI Advanced Open Water Diver?

New divers who don't feel ready for Advanced Open Water can take the PADI Adventure Diver course to gain confidence and improve their skills

two scuba divers in sillhouette

Can’t Answer These Scuba Questions? It’s Time for a Refresher Course

Reactivate is PADI's scuba refresher program. Do you need a scuba refresher? Try answering these questions.