LOUISA GOULIAMAKI
Woods Hole Oceanographic Institute/Michael Moore. Taken under NOAA Permit # 24359.
Andres Leighton/AP Photo
SERGEI GUNEYEV
Reuters/Irakli Gedenedze
Artur Widak/Getty Images
picture alliance
FatCamera/Getty Images
AHMAD AL-RUBAYE
Science Communication Lab for MPIK/H.E.S.S.