Two mathematicians have proved that a straightforward question — how hard is it to untie a knot? — has a complicated answer.

Most tape measure apps, like My Measure, are based on augmented reality (AR) technology. They overlay a virtual tape measure ...

Gauging the mass of a black hole is tricky, but astronomers have devised multiple methods to measure the heft of these galactic gluttons ...

The tourists stopped to spread picnic blankets at a scenic point overlooking the picturesque lake of Lough Tay in Ireland’s ...

It was as if the scene was designed to highlight the inadequacies of how the NFL measures first downs. Late in last January’s AFC title game, with his team clinging to a one-point lead, Buffalo Bills ...

In Mountain View’s North Bayshore neighborhood, where land abutting Google’s headquarters comes at a premium and the average home is priced close to $2 million, a 100-unit affordable housing ...

Santa Clara County is pushing for public support of a five-year sales tax increase set to go before voters in the November special election. The county said Measure A is critical to help make up for ...

The questions Brian Urlacher asked in July became common ones during the NFL preseason. Maybe even the reaction, too, because the Bears’ legendary linebacker was shocked when he first heard about the ...

Home blood pressure monitoring is crucial for managing heart health, yet many perform it incorrectly, leading to inaccurate readings. Proper technique involves using a validated upper-arm cuff, ...

Keep up with everything happening in The Commons by signing up for the Chronicle’s Philanthropy Today newsletter or our weekly Commons LinkedIn newsletter. The candidate brought an unconventional, ...

SINGAPORE – The Government on Aug 28 announced a slew of measures to tackle the vaping scourge in Singapore, especially etomidate-laced vapes, more commonly known as Kpods. Here are eight highlights ...

The law does not specifically ban the possession of THC vape pens, but those who sell them face up to a year in jail and a $4,000 penalty. A disposable vape with resin from cannabis is pictured on ...