[8] Its investigation into subsequent riot police assault against students sparked mass protests and shut down the city,[2] and resulted in more than 100,000 readers in one month for the website.

[10][11] Ganguly received a full scholarship to study a Master's in journalism at the University of Westminster in London, and moved to the United Kingdom.

[23] In 2022, an investigation Ganguly co-led documented the torture of Russian anti-war prisoners in a Moscow police station and the identities of the officers, who were subsequently sanctioned by the EU.

[24][25][26] Ganguly was interviewed about her investigative reporting on Ukraine by Bellingcat,[27] El Mundo,[28] ARTE,[29] L'Orient Le Jour,[30] and Marie Claire.

[42] During the 2023 Israel-Hamas war, Ganguly's Instagram account was restricted by Meta while seeking blood donations for injured journalists.

[43] Ganguly led the Guardian's investigation into the Al-Ahli Arab Hospital explosion,[44] reporting that the crater at the blast site required kinetic energy inconsistent with a Joint Direct Attack Munition (JDAM) aerial bomb, and was also inconsistent with an airstrike, concluding that it was "more likely to be a weapon that failed and released its payload over a wide area."

[51][52][53][54][55] Ganguly worked with a consortium of investigative journalists to uncover more than 1,000 unmarked graves of deceased migrants and refugees on the borders of Europe.

[64][65] Ganguly's research also focussed on incidences of PTSD and the mental health impact of looking at graphic violence in OSINT investigations in war zones.

[67] Ganguly has won a number of awards for her work including the 2020 George Weidenfeld Special Preis for Courageous Reporting.