Amanda Scales, a Musk hire who helped lead DOGE, has returned to xAI
Amanda Scales, the former xAI HR exec who helped lead billionaire Elon Musk’s Department of Government Efficiency initiative while working at the U.S. Office of Personnel Management, recently returned to xAI, according to The New York Times. Scales used to work on talent acquisition at xAI. Since April, she’s worked
Read moreMusk says Tesla’s self-driving tests will be geofenced to ‘the safest’ parts of Austin
The first test of Tesla’s long-promised robotaxi service in Austin, Texas next month will initially be limited to specific areas the company deems “the safest,” CEO Elon Musk told CNBC in an interview Tuesday. Tesla’s cars are “not going to take intersections unless we are highly confident [they’re] going to
Read moreLast Week: Exhibit your startup at TechCrunch Sessions AI
If you’ve been waiting for the right moment to showcase your newest innovation to a massive AI community, this is it! You have until this Friday, May 23 at 11:59 p.m. PT, to secure one of the few remaining exhibit tables at TechCrunch Sessions: AI and position your brand at
Read moreMultiplying a matrix by its transpose
An earlier post claimed that there practical advantages to partitioning a matrix, thinking of the matrix as a matrix of matrices. This post will give an example. Let M be a square matrix and suppose we need to multiply M by its transpose MT. We can compute this product faster than
Read moreA bit-twiddling marvel
Pop quiz: what does the following code do? bool is_leap_year_fast(uint32_t y) { return ((y * 1073750999) & 3221352463) <= 126976; } It determines whether the year y is a leap year in the Gregorian calendar, of course. :) It’s very efficient, though I don’t image that would ever matter. But
Read moreCEO Update: Exploration and experimentation for bold evolution
As we envision what the ideal future version of Stack Overflow looks like, we’re committed to engaging with our community.
Read moreBrex partners with former competitor Zip, with an eye on reducing cash burn to get to an IPO
Brex has once again made the surprising, but perhaps realistic, decision to partner with another one-time competitor. This time Zip, the CEOs of both companies told TechCrunch exclusively. In April 2022, fintech Brex announced it was making “a big push” into both the enterprise and software. The news was notable
Read moreSouth Loop Ventures closes $21M fund in Houston to build up local tech ecosystem
South Loop Ventures, a Houston-based venture firm, announced a $21 million Fund I, with Rice Management Company and Chevron Technology Ventures serving as anchor investors. The firm, which launched in 2022, focuses on seed and pre-seed companies, with $400,000 as the average check size. It also primarily hopes to focus
Read moreAlation acquires Numbers Station to bolster its AI agent offerings
Alation plans to integrate Numbers Station's products into its own as soon as the end of this quarter, Alation co-founder and CEO Satyen Sangani told TechCrunch.
Read moreSparkCharge raises $30M to help fleets electrify without commitments
SparkCharge raised $15.5 million in equity and secured a $15 million loan to expand its fleet charging operations.
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