These jellyfish photos are some of the most gorgeous underwater images …

We've featured photographer Alexander Semenov's work before. At the time, we called the Russian biologist's images perhaps the most beautiful undersea photographs we'd ever seen. » 8/26/12 2:00pm 8/26/12 2:00pm

You can check out the rest of this over on , or visit Semanov's to see the "Underwater Experiments" series in its entirety.