The Nadivalaya Yantra equatorial instrument at Jantar Mantar, The Observatory in Jaipur, Rajasthan, Northern India

The Nadivalaya Yantra equatorial instrument at Jantar Mantar, The Observatory in Jaipur, Rajasthan, Northern India

Observation deck of The Giant Sundial, Samrat Yantra, The Supreme Instrument, at The Observatory in Jaipur, Rajasthan, India

Observation deck of The Giant Sundial, Samrat Yantra, The Supreme Instrument, at The Observatory in Jaipur, Rajasthan, India

Observation deck of The Giant Sundial, Samrat Yantra, The Supreme Instrument, at The Observatory in Jaipur, Rajasthan, India

Pressure gauge, above 3000 bar, cold-cutting process with high pressure water jet technology, test series in the Underwater Technology Centre at the Leibniz University Hannover, manufacture of bone screws for medical applications, with over 3000 bar press

Recorder of a measuring instrument, red and blue lines on milimeter paper, system work-shop in the Max-Planck-Institute for radio astronomy, Bad Muenstereifel-Effelsberg, Eifel, North Rhine-Westphalia, Germany, Europe

Tek (Trimix) speleologist diver in a karstic underwater cave over 70 meters deep, Photogrammetry, twiglight zone, Mayotte

Tara Oceans Expeditions - May 2011. CTD-Rosette (Conductivity Temperature Density instrumental platform with 7 additional sensors)

Tara Oceans Expeditions - May 2011. CTD-Rosette (Conductivity Temperature Density instrumental platform with 7 additional sensors), galapagos

Installation of an acoustic recorder for the study of the frequentation and impact of acoustic diving, in the Natural Marine Reserve of Cerbere-Banyuls, Pyrenees-Orientales, Occitania, France

Instrument for measuring soil humidity at research station ?La Selva? in Puerto Viejo de Sarapiqui, Costa Rica

Researcher measuring the beak of a Rufous-tailed hummingbird as part of a pollination study, rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

European pond turtle (Emys orbicularis) Measurement and weighing of a , Brenne, France

European pond turtle (Emys orbicularis) Measurement and weighing of a , Brenne, France

European pond turtle (Emys orbicularis) Measurement and weighing of a , Brenne, France

Tara Oceans Expeditions - May 2011. CTD-Rosette (Conductivity Temperature Density instrumental platform with 7 additional sensors), Galapagos

Tara Oceans Expeditions - May 2011. CTD-Rosette (Conductivity Temperature Density instrumental platform with 7 additional sensors), Galapagos

Tara Oceans Expeditions - May 2011. CTD-Rosette (Conductivity Temperature Density instrumental platform with 7 additional sensors), Galapagos