scienceabc.com

m1pgx TIL that thanks to Bromelain, a digestive enzyme found in some fruits, when you eat pineapple, the pineapple is eating you back! Same for kiwi and papaya.
LQo6m TIL Athletic wheelchairs have slanting wheels because their wider footprint makes them more stable and quick to take tighter turns. They also have better ergonomics and accelerate faster than regular wheelchairs.
4kBD5 TIL that swinging our arms when walking makes us spend less energy and walk faster than if we tried to hold them still.