Angus Dalton

Extreme heat, damaging winds and thunderstorms are expected to hit NSW on Wednesday.

This month could become the hottest October on record – and may also beat the record for November – with a scorcher forecast for the city on Wednesday.

Palestinians have returned to their homes in Gaza City in their thousands. Even after two years of war, they were shocked.

The world is also firmly in the grips of Space Race 2.0 as the US and China battle to occupy the moon – and beyond.

From the “Aussie-caught” prawns that really came from Asia to the chicken that wasn’t what the supermarket claimed, food fraud is a disturbingly common, $40 billion problem.

The MP was asked to leave by management but refused, according to turf club officials.

A teardrop-shaped missile is rocketing towards Earth. It's only the third visitor from another star to be discovered. And according to one professor, it might be a camouflaged spacecraft with predatory designs.

September is usually NSW’s driest month. Here’s why that’s not the case this year.

A prominent Australian dreamt of ridding the world of polio, but a vaccine-derived strain of the virus festers on our doorstep.

A collaboration between biology buffs, climate wonks, zoology nerds and glaciology gurus solved a crucial 50-year mystery.

The Kangaroo River perch hasn’t been seen in the wild since 1999. It could be the first extinct Australian freshwater fish.

An outbreak of the highly infectious livestock disease would devastate exports and wipe $80 billion from the economy.

Polar air and a stewing low-pressure system will unleash heavy downpours on Saturday, after Sydney shivered through its coldest day in a year.

Peanuts instead of Panadol and a salad that can kill your appetite could be the results of a new Sydney research project.

The very different cosmic events will send rapid-fire shooting stars and slower “fireballs” across the night sky this week. Here’s how to see the show.

If the disaster happened today, it would spark 100,000 evacuations and inflict $7.5 billion in damage.

These spores may have killed famous archaeologists studying the tomb of King Tutankhamun. Now they could save lives.

A new review weighs up the evidence behind a range of supermarket products said to alleviate symptoms. One spice is touted to be as potent as an antidepressant.

The chief scientist of Botanic Gardens of Sydney has urged NSW residents to be on high alert after parts of Perth were decimated.

The ultra-rare object is travelling at about 245,000 kilometres an hour and will fly deep into the solar system, skimming past Mars.