Science Overdosing on vitamins can be toxic: Harmful side effects ...

Excessive levels of vitamin B6, usually more than 50mg daily taken over a long time, are potentially toxic.

Science Of mice and men: study suggests more regular erections improve function
Science Dangerous chemicals found in recycled plastics, making them unsafe for use — experts explain the hazards
Science Greater protection for vulnerable Atlantic rays and sharks in the pipeline
Science Yay or nay for proposed ban on captive lion breeding in SA?
Science Mystery disease hit SA’s pine trees 40 years ago, now new DNA tech has found the killer
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Science Natural-born controllers: biological agents help defeat invasions
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Science US FDA approves Johnson & Johnson’s blood cancer therapy
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Science Simulated hospital and patients make medicine safer
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Science How rattlesnakes’ hearts grow fonder when stress hits them
Science Twitter limits number of tweets users can see each day
Science To nap or not to nap? Forty winks linked to bigger brains but not performance
Science Protecting SA’s oceans is vital, says environmental minister Creecy
Science Scientists document how space travel messes with the human brain
Science SA supports global treaty to end plastic pollution, says Creecy
Science It's back! Scientists say SA needs to prepare for new El Niño
Science A weight loss start-up touting mindfulness, Noom is now prescribing drugs