Mystery of car battery's current solved

(PhysOrg.com) -- Chemists have solved the 150 year-old mystery of what gives the lead-acid battery, found under the bonnet of most cars, its unique ability to deliver a surge of current.

Supernova 'brightens up' September 7-8

(PhysOrg.com) -- The nearest supernova of its type to be discovered for 40 years is predicted to be at its brightest 7-8 September and will be visible through a good pair of binoculars.

'Freak' ocean waves hit without warning, new research shows

Mariners have long spoken of 'walls of water' appearing from nowhere in the open seas. But oceanographers have generally disregarded such stories and suggested that rogue waves - enormous surface waves that have attained ...

page 4 from 40