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Which Came First - Flowers or Bees?

Bees and flowers have an amazingly close relationship. Flowers need bees in order to reproduce, and bees need flowers to feed their colonies. Take away one, and the other would disappear too. It begs the question: When it comes to evolution, which came first, the bees or the flowers?
Season 3 Episode 32 Length 05:19 Premiere: 06/15/15

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Season 3 Episodes

The Strange Science of the Placebo Effect
S3 E55 Length 06:15 Premiere Date 11/16/15

The REAL Physics of Hot Air Balloons!
S3 E54 Length 05:51 Premiere Date 11/10/15

This is a SUPER BLOOD MOON! Lunar Eclipses Explained
S3 E53 Length 03:58 Premiere Date 11/02/15

Do Other Animals Mourn Their Dead?
S3 E52 Length 04:59 Premiere Date 10/26/15

How To Hit A Fastball (According To Science!!!)
S3 E51 Length 05:55 Premiere Date 10/19/15

What Color Is The Moon?
S3 E50 Length 03:39 Premiere Date 10/12/15

El Niño and Why We Can't Predict the Weather
S3 E49 Length 06:16 Premiere Date 10/05/15

Why Do We Have to Sleep
S3 E48 Length 07:54 Premiere Date 09/28/15

Theory vs Hypothesis vs Law
S3 E47 Length 06:48 Premiere Date 09/21/15

Eight Incredible Deep Sea Oddities
S3 E45 Length 02:34 Premiere Date 09/01/15

I Don't Think You're Ready for These Jellies
S3 E44 Length 04:46 Premiere Date 08/31/15

My Date With A Giant Pacific Octopus!
S3 E43 Length 03:07 Premiere Date 08/30/15

Cuttlefish: Tentacles In Disguise
S3 E42 Length 03:54 Premiere Date 08/29/15

The Ruin and Rise of Monterey Bay
S3 E41 Length 03:38 Premiere Date 08/28/15

What Has New Horizons Taught Us About Pluto?
S3 E40 Length 05:55 Premiere Date 08/11/15

What Is Fire?
S3 E39 Length 03:39 Premiere Date 07/27/15

Why Do We Laugh?
S3 E38 Length 06:03 Premiere Date 07/27/15

Why Are Cicadas So Good At Math?
S3 E37 Length 05:32 Premiere Date 07/20/15

Your Salad Is Trying To Kill You
S3 E36 Length 06:03 Premiere Date 07/13/15

How Does A Canyon Become Grand?
S3 E35 Length 04:03 Premiere Date 07/06/15

How Thomas Jefferson Saved America With a Dead Moose
S3 E34 Length 06:00 Premiere Date 06/29/15

Why Are The Bees Dying?
S3 E33 Length 04:01 Premiere Date 06/22/15

Which Came First - Flowers or Bees?
S3 E32 Length 05:19 Premiere Date 06/15/15

The Surprising Places We Waste Energy
S3 E30 Length 03:26 Premiere Date 06/01/15

When Will We Stop Using Oil?
S3 E29 Length 05:10 Premiere Date 05/29/15

Does The Moon Really Orbit The Earth?
S3 E28 Length 02:44 Premiere Date 05/18/15

What's The Loudest Possible Sound?
S3 E27 Length 03:49 Premiere Date 05/11/15

Is Ultron Inevitable?
S3 E26 Length 07:42 Premiere Date 04/24/15

Antibiotic Resistance and the Rise of Superbugs
S3 E25 Length 07:20 Premiere Date 04/15/15

What Color is the Universe?
S3 E21 Length 02:51 Premiere Date 03/16/15

Your #ScienceWoman Heroes
S3 E20 Length 04:46 Premiere Date 03/05/15

Zombie Parasites!
S3 E19 Length 06:01 Premiere Date 03/02/15

Why Does February only have 28 days?
S3 E18 Length 04:28 Premiere Date 02/23/15

Why Vaccines Work
S3 E17 Length 06:38 Premiere Date 02/16/15

How Many Heartbeats Do We Get?
S3 E16 Length 04:27 Premiere Date 02/09/15

5 Weird Involuntary Behaviors Explained!
S3 E14 Length 04:50 Premiere Date 01/26/15

There's No Such Thing As Cold
S3 E13 Length 04:58 Premiere Date 01/19/15

Is Santa Real? (A Scientific Analysis)
S3 E10 Length 05:35 Premiere Date 12/22/14

Why People Don't Believe In Climate Science
S3 E9 Length 06:50 Premiere Date 12/08/14

Building Curiosity
S3 E7 Length 02:06 Premiere Date 12/01/14

Where Do Birds Go In Winter?
S3 E6 Length 04:28 Premiere Date 11/24/14

The Sixth Extinction
S3 E5 Length 08:26 Premiere Date 11/17/14

Why Are Some People Left-Handed?
S3 E3 Length 05:01 Premiere Date 11/03/14

Why I'm Scared of Spiders
S3 E2 Length 03:06 Premiere Date 10/30/14

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