Latest Martin Warren Stories
By Chris Johnson LONDON (Reuters) - The number of moths in Britain has fallen by a third since the late 1960s, a study showed on Monday, blaming the decline on destruction of the insects' natural habitat, pesticides and climate change.
Scientists have found high levels of arsenic in the hair of King George III and say the deadly poison may be to blame for the bouts of apparent madness he suffered.
- A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.