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A round-up of the latest science and news from Australasia.

DNA Test for Humpback Age

Scientists have developed the first DNA-based test for estimating the age of humpback whales by examining age-related changes in the DNA of skin samples collected from live whales using biopsy darts.

The full text of this article can be purchased from Informit.

Exercise Intensity Counts

By Stephen Luntz

For all the talk that half an hour of gentle exercise per day is all that is required for good health, a new study suggests that getting the heart rate up is important.

The full text of this article can be purchased from Informit.

Protein Reverses Type 1 Diabetes

By Stephen Luntz

The protein CD52 suppresses immune responses and could stop autoimmune diseases like Type 1 diabetes, according to a report in Nature Immunology.

The full text of this article can be purchased from Informit.