“Scientists yesterday hailed a potential breakthrough in the fight against Aids after a vaginal gel was found to cut HIV infection rates by up to 50 per cent. The gel, which was tested on high-risk women in South Africa, contains the Aids drug tenofovir. It was found to halve HIV infection rates after one year of use, and after two and a half years of use still resulted in a 39 per cent fall in infections. If the results are confirmed it will be the first time that such a gel has been shown to be effective.”
Humanity is never fully in control of its creations. This lesson from Mary Shelley has remained relevant for over 200 years.
There are issues with Kinsey's data, but his books revolutionized Americans' thinking about sex and sexuality.
If Einstein couldn’t solve the theory of everything, could anyone? Physicist Michio Kaku explains what it would take.
The hot Big Bang was an energetic, brilliantly luminous event. Today's Universe is alight with stars. But in between, the dark ages ruled.