Subscribe! Want more math video lessons? Visit my website to view all of my math videos organized by course, chapter, and section. The purpose of posting my free video tutorials is to not only help ...

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Mathematicians finally understand the behavior of an important class of differential equations that describe everything from water pressure to oxygen levels in human tissues. The trajectory of a storm ...

A hundred years ago this week, at the height of the quantum revolution, Austrian physicist Erwin Schrödinger submitted a manuscript for publication. Its centerpiece was an innocuous-looking equation ...

Nestlé announced a recall of some batches of baby formula during the week of Jan. 5, and on Jan. 13 the firm’s CEO, Philipp Navratil, posted a video apology on Nestlé’s website. The recall is due to ...

A man grabbed a bottle of what looked like water and took a swig. Hours later, he was in the emergency department with a life-threatening cerebral air gas embolism. The problem: It was highly ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard the term “wideband O2 sensor” being thrown around at the track, dyno ...

President Donald Trump ordered all flags of the United States to be flown at half-staff until sunset on Thursday, Dec. 4, " as a mark of respect for the memory of Specialist Sarah Beckstrom, West ...

Flags are flying at half-staff across the United States this week in honor of former Vice President Dick Cheney, who died on November 3 at the age of 84. This week's tribute extends from federal ...

Flags at the White House were lowered to half-staff on Nov. 4 after the death of former Vice President Dick Cheney, although President Donald Trump has yet to address the news. Cheney, who served as ...