Even dim light at night can suppress sleep hormones
Exposure to very low levels of light (~30 lux for 1 hour) can significantly suppress melatonin production, making it harder to sleep.
The Camouflaged Looper (Synchlora aerata) makes its own costume by picking off bits of plant leaves and flowers and affixing them to its back to create camouflage!
Many fitting rooms in clothing stores use slightly angled mirrors and lighting placed above eye level to make customers look slimmer and more flattering. The combination of downward lighting (which creates shadows) and angled mirrors can subtly change ho
leaf: originates from the Proto-Germanic word *lauba (leaves), maybe from Proto-Indo-European *leub(h), meaning "to peel off/ to strip". Man, these puns just write themselves, don't they
