Choose who you want to help:

ASTRONOMER S AND PHYSICISTS

Search for new solar systems

Move liquid and solve quantum problems

Map out light contamination with your phone Find the next Higgs boson

DOCTORS

Paint the brain's neurons in 3D

Guess people's age and teach scientists about ageing

Solve the mystery of cancer in your sleep

BIOLOGISTS

Count birds and map out climate change Identify penguins in photos from Antarctica Fold proteins and develop new drugs

Measure water quality with your phone