Science / Tides and Currents / Perigean Tides Or Tidal Currents: Tides of increased range or tidal currents of increased speed occurring monthly as the result of the Moon being in perigee. The perigean range (Pn) of tide is the average range occurring at the time of perigean tides and is most conveniently computed from the harmonic constants. It is larger than the mean range where the type of tide is either semidiurnal or mixed, and is of no practical significance where the type of tide is predominantly diurnal.
Science / Spiders / Palpal Organs: The more or less complex structures fs)und in the terminal part of the adult male palp. They comprise groups of sclerites separated from each other and the cymbium by up to three haematodochac and con MORE
Life Style / Wine / Palo Cortado: A rare style of dry Sherry. It is the result of failure of complete development of the flor, so it starts life as neither Fino nor Amontillado. What flor there is subsequently dies, and as a conseque MORE