<div dir="ltr"><div class="gmail_default" style="font-family:comic sans ms,sans-serif;font-size:small;color:#000000"><a href="https://aeon.co/videos/a-nobel-laureate-and-a-flea-circus-join-forces-for-an-unforgettable-demonstration-of-inertia?utm_source=Aeon+Newsletter&utm_campaign=451efcdea2-EMAIL_CAMPAIGN_2019_06_18_07_20&utm_medium=email&utm_term=0_411a82e59d-451efcdea2-68993993">https://aeon.co/videos/a-nobel-laureate-and-a-flea-circus-join-forces-for-an-unforgettable-demonstration-of-inertia?utm_source=Aeon+Newsletter&utm_campaign=451efcdea2-EMAIL_CAMPAIGN_2019_06_18_07_20&utm_medium=email&utm_term=0_411a82e59d-451efcdea2-68993993</a><br></div></div>