Airline industryExplainerA door panel that blew out of new jet has raised fresh concerns about design issues with the Max generation of aircraft – and Australia’s regulator is watching closely A directive to ground almost 200 near-new planes in the United States is not set to affect Australian skies – for now at least. On Saturday, 171 of Boeing’s 737 Max 9 planes were grounded after a door panel blew out shortly after a flight in the US took off.

Women This article is more than 4 years oldAnd the least feminist nation in the world is... Denmark?This article is more than 4 years oldA poll of more than 25,000 people in 23 major countries found that just one in six Danes consider themselves a feminist It is one of the best places in the world to be a woman, with a narrow gender pay gap, equal employment rights, universal nursery care, and some of the happiest female retirees on the planet.

Notes & TheoriesNeuroscienceDjango Unchained and the racist science of phrenologyPhrenology really was used to justify slavery, as portrayed in Django Unchained. But it was also used to justify abolition"Why don't they kill us?" asks Calvin Candie, the southern slave owner in Quentin Tarantino's Django Unchained. He wants to know why the African slaves he brutalises do not rise up and take revenge. Before long, he has the skull of a recently deceased slave on the dinner table.

Sydney Roosters This article is more than 7 years oldMitchell Pearce dog video: NRL player stood down by Sydney RoostersThis article is more than 7 years oldRoosters skipper stood down from all training commitments until the club concludes investigation, and reportedly faces a fine and loss of captaincy The Sydney Roosters have stood down skipper Mitchell Pearce after he was filmed simulating a lewd act with a dog during drunken Australia Day celebrations.

The ObserverCalifornia holidaysHe was the ultimate tastemaker, but Apple co-founder Steve Jobs lived in surprising suburban ordinariness in Silicon Valley. Jonathan Margolis follows his trail Click here to see an interactive map showing Jonathan's tour of the valley The bestselling biography of Steve Jobs by Walter Isaacson is most notable for revealing that the innovator and aesthete genius behind Apple – the world's most successful company – was in many ways a giant, semi-autistic toddler.