An international team of scientists determines the three-dimensional molecular structure of a promising malaria-vaccine component.

The team hopes to produce a successful vaccine for the disease, which currently infects approximately 400 million people worldwide, killing about 2 million of them each year

Scientists in Australia's tropical north are collecting blood from crocodiles in the hope of developing a powerful antibiotic for humans, after tests showed that the reptile's immune system kills the HIV virus, Reuters reports.

The crocodile's immune system is much more powerful than that of humans, preventing life-threatening infections after savage territorial fights which often leave the animals with gaping wounds and missing limbs

Sydney-based biotech giant Biotron Ltd claims it has developed a new anti-HIV compound capable of acting against strains of HIV that can't be treated with existing drugs, reports Asia Pulse

The company says that its "Virion" compound can open a new treatment for AIDS patients

New research reveals that cocoa can have a beneficial effect on heart disease and strokes.

A research team in Southampton, England found that drinking a cup of cocoa can help prevent potentially fatal blood clots

Australian scientists say they have identified a toxin that plays a key role in the onset of Alzheimer's, raising hope that a drug targeting the toxin could be developed and slow the disease.

The scientists say quinolinic acid kills nerve cells in the brain, leading to dysfunction and death