Mononucleosis, which is also referred to as mono or the kissing disease, is a common condition among teenagers and young adults. The illness is caused by infection with the Epstein-Barr virus, and there is no vaccination or cure for the disease.
Deathwatch beetle. (Redirected from Death watch beetle) The deathwatch beetle, Xestobium rufovillosum, is a woodboring beetle. The adult beetle is 7 millimetres (0.28 in) long, while the xylophagous larvae are up to 11 mm (0.43 in) long.
A Jacob's Ladder unfolded. Watch toy in action (Ogg Theora format, 1.7 MB) (clip info) A Jacob's ladder (also magic tablets, Chinese blocks, and klick-klack toy) is a folk toy consisting of blocks of wood held together by strings or ribbons. It is a toy that does some very weird things.. When the ladder is held at one end, blocks appear to cascade down the strings.