| Female sperm
Female sperm can refer to either:A sperm which contains an X chromosome, produced in the usual way...Continue reading
A gyrator is a passive, linear, lossless, two-port electrical network element proposed in 1948 by...Continue reading
| Richard Richardson...
Richard Taswell Richardson (1852–1930) was a British tennis player in the early years of...Continue reading
KDE — международное сообщество, разрабатывающее...Continue reading
| Richard Preston
Richard Preston is a writer for The New Yorker and bestselling author who has written books about...Continue reading