Plants repeatedly got rid of their ability to obtain their own nitrogen
27 May 2018 | 3:00 pm

Nitrogen fixation seems to involve a painful tradeoff.

From Win32 to Cocoa: A Windows user’s would-be conversion to Mac OS, part II
27 May 2018 | 2:48 pm

From the archives—"I enjoy writing programs, but I don't enjoy writing for Windows."

HP’s ZBook x2: It’s powerful, it’s specialized, and it’s very expensive
27 May 2018 | 2:00 pm

Review: HP has packed a lot of power into its tablet, but it comes at a big cost.

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