Attention at all passengers. You can now book your train tickets on Uber and get 10% back in Uber credits to spend on your next train journey.

So no excuses not to visit your in-laws this Christmas.

Trains now on Uber. T's and C's apply check the Uber app. When someone says psychedelics, what comes to mind? Maybe magic mushrooms or LSD,

or if you're a real aficionado, maybe you think of more obscure substances such as

dimethelryptamine also called d.mptomycion or 4 bromo 2-5 dimethylene.

also called 2cby. Unless you're really deep in the psychedelic

weeds though, what probably doesn't come to mind are, say, four hydroxi in methyl in isopropol tryptamine, also called 4 H.O. M I P T, or 2 5 dimethoxy 4N propylphenine, also called 2C-T7.

Yeah, these things are mouthfuls.

The latter two psychedelics are actually among hundreds of obscure consciousness altering drugs.

Ones that may be just a handful of people have ever tried, let alone studied.

Most are synthesized in labs and new ones are being created all the time.

Some are made by underground chemists looking for the next big high,

but others are being created by bona fide scientists searching for better therapeutic agents.

For science quickly, I'm science journalist and author Rachel Newer.

Today I'll be taking on a mind-bending journey,

the hunt for new psychedelics.

I think the existing psychedelics are going to help a lot of people, but there are some people

that will not be helped by them or that will benefit even more from other medicines.

That's Matthew Baggot, a neuroscientist and co-founder and CEO of a startup called

Tactogen.

He and his colleagues are trying to make safer and more effective MDMA-like molecules for

therapeutic and medical uses. There's at least 50 other labs and companies around

...