The biggest stage in surfing is coming to California. But the sharks have already arrived. With the 2028 Los Angeles Olympics set to feature surfing at the famed cobblestoned A-frame of Lower Trestles and open-water swimming off Long Beach, scientists at California State University, Long Beach's Shark Lab have unveiled a new high-tech tool designed to keep tabs on great white sharks before athletes enter the water. Dubbed the Shark Surveillance Bot (SSB), the semi-autonomous underwater robot is built to patrol nearshore waters, detect tagged sharks, collect environmental DNA (eDNA), and relay information to researchers and lifeguards in real time. The long-term goal is simple: improve beach safety without disturbing the sharks themselves. "Our data suggests that there are sharks around our beaches all the time without incident, but knowing what sharks, and how many are out there helps lifeguards make better decisions in beach safety operations and in advising the public," Shark Lab director Dr.…