This week in the startup world saw notable developments, including Mercury's impressive $300 million funding that more than doubled its valuation to $3.5 billion. Meanwhile, Cerebras Systems faced another IPO delay as its national security review continues. The nuclear startup Terrestrial Energy went public via SPAC, raising $280 million. In contrast, Plenty, a vertical farming company, filed for bankruptcy after raising nearly $1 billion. Block laid off 931 employees, and rumors surfaced of Nvidia nearing an acquisition of Lepton AI. The funding landscape remains active with various startups securing significant investments.