Bitcoin price rallies past $70,000 as market cap jumps $170 billion amid claims that Jane Street halted an alleged daily sell-off pattern following a lawsuit.

A researcher has warned of the risks behind "doomscrolling" and called for action to tackle its impact.

The latest of several guest commentaries published in this newspaper on Jan. 30 expressing doubt about human-caused climate change asks, “Are recent temperature records as certain as we think?” The ...