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The plot has just thickened in the mystery tale about the unseen mass skulking inside the largest cluster of stars in the Milky Way galaxy.

How we classify cancer and spot it in its earliest stages could need an urgent rethink: researchers have found that even some healthy women carry cells with the key hallmarks of breast cancer.

Sadly, we know that microplastics are getting everywhere, including our drinking water - but researchers have developed a new way to tackle the problem: a filter made of a rather unusual combination of material, which is able to remove up to 99.9 ...

Earth's day-night cycle is defined precisely, each a span of 24 hours before the next begins.

Around one third of Australian households live with at least one cat, yet surveys tell us the cats' needs are not being met.

Aging brings two opposing trends in cancer risk: first, the risk climbs in our 60s and 70s, as decades of genetic mutations build up in our bodies.

Christmas can be a time of togetherness, fun and relaxation.

As the global population ages, more of us face frightening cognitive decline, personally or in our loved ones.

If you find yourself sniffling at the merest hint of an irritant, you likely have a different set of microbes calling your nostrils home than everyone else.

It's a cold December evening.