The Environmental Protection Agency has stopped estimating the dollar value of lives saved in the cost-benefit analyses for new pollution rules. Los Angeles smog in 1979. For decades, government ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...

When disruption is constant, leadership requires the ability to adapt quickly while staying grounded in your purpose. To navigate complexity with clarity, make pivoting a daily habit that’s rooted in ...

Children as young as 4 years old are capable of finding efficient solutions to complex problems, such as independently inventing sorting algorithms developed by computer scientists. The scientists ...

Have you ever grouped data in Excel only to find your months sorted alphabetically instead of chronologically? It’s a frustrating quirk of the GROUPBY function, one that can turn a clean dataset into ...

Marketing has an image problem. Ironic for a discipline built on persuasion, but it’s losing its edge: consumers tune out, CFOs redirect dollars, and CMOs churn faster than New York Jets head coaches.

There is a new sorting algorithm a deterministic O(m log2/3 n)-time algorithm for single-source shortest paths (SSSP) on directed graphs with real non-negative edge weights in the comparison-addition ...

Yahoo Mail recently added storage limits for free accounts, making it more important than ever to manage large emails and attachments. Luckily, the New Yahoo Mail interface makes sorting by email size ...

The U.S. economy is still a good investment, if you look at growth and high interest rates, but investors are rattled by high tariffs and high deficits. It’s been a rough few months for the greenback, ...

If you have an account on a social media platform, then chances are, you have probably reshared something with your network that someone else shared first. It might be a meme, a good joke, or a news ...