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Sagan Love
3 repins
canadianatheist.com
Oxytocin - I Love You
1 like 2 repins
etsy.com
Serotonin necklace
madewithmolecules.com
Lovheim Cube of Emotion
en.wikipedia.org
an artificial heart
physorg.com
heart transplant
health.howstuffworks.com
A broken heart
science love
2 likes 12 repins
google.co.uk
Your Brain in Love? Cupid's arrows, laced with neurotransmitters, find their marks
scientificamerican.com
Dopamine
An anatomically correct bleeding heart cake.
lily-vanilli.blogspot.com
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