• Newsletters
Logo
  • Home
  • Common Ground
  • The India Fix
  • Eco India
  • The Latest
  • The Reel
  • Magazine
  • Video
You are currently on the AMP version of Scroll

The AMP version of Scroll does not offer all of our membership benefits. To unlock your full benefits, please switch to the main website.

Get the app Get the app
ANDROID iOS
Ad
Colonial history

Video: How a 19th century Bengali mathematician first calculated the height of Mount Everest

Radhanath Sikdar was a ‘human computor’ working under the British during the Great Trigonometric Survey of India.

Ramakrishnan M
Sep 20, 2017 · 09:00 am
Loading video
Get the app Get the app
ANDROID iOS
We need your help image

Scroll has produced award-winning journalism despite violent threats, falling ad revenues and rising costs. Support our work. Become a member today.

Membership Benefits
No ads
Evening Edition newsletter
Members-only events
Weekly Edition newsletter
Merchandise
Help design new products
Editorial meet-up invitation
We need your help image

In these volatile times, Scroll remains steadfastly courageous, nuanced and comprehensive. Become a Scroll Member and support our award-winning reportage, commentary and culture writing.

Membership Benefits
No ads
Evening Edition newsletter
Members-only events
Weekly Edition newsletter
Merchandise
Help design new products
Editorial meet-up invitation
We welcome your comments at letters@scroll.in.
  • Mount Everest
  • Geography
  • India
  • Colonialism
  • Mountains
  • Surveying

Related

Delhi Durbars, ‘Kaiser-e-Hind’: How the British appropriated Mughal symbols to cement their rule

Video

  • Watch: With Madrasi Camp’s demolition in Delhi, curtains drawn on a unique community

    8 hours ago
  • Scroll Adda: ‘Secular forces fixate on footnotes, Hindutva gets how Indians deal with history’

    Jun 20, 2025 · 06:00 pm
  • Watch: ‘Pushed’ into Bangladesh at gunpoint, two Assam residents return to narrate their ordeal

    Jun 19, 2025 · 07:03 pm

Latest

  • AAP suspends Gujarat MLA hours after he quit all party posts alleging caste bias

    6 hours ago
  • Rush Hour: India refuses to sign SCO joint statement, two AAP leaders booked in alleged scam & more

    7 hours ago
  • India refused to sign SCO statement as it did not reflect stance on terrorism, says MEA

    8 hours ago

The Reel

  • ‘Aap Jaisa Koi’ trailer: R Madhavan, Fatima Shana Shaikh play a mismatched couple

    Yesterday · 02:16 pm
  • The Emergency is 50 years old, but film censorship is still flourishing

    Yesterday · 09:00 am
  • ‘Panchayat’ season 4 review: Easy-going charm loses the vote to an over-hyped election

    Jun 24, 2025 · 09:05 am

Magazine

  • When India nearly barred Israel from a Davis Cup tie in Delhi

    Jun 24, 2025 · 11:30 am
  • How a sixth-generation sarangi maestro honours his family’s centuries-old legacy

    Jun 14, 2025 · 11:30 am
  • When US media feared ‘another Cuba’ in the Himalayas and Indian Ocean

    Jun 11, 2025 · 11:30 am