What is the best lawn sprinkler? Keeping your lawn lush and green can feel like a full-time job, but the right sprinkler can take a lot of the work off your plate. Some sprinklers spike into the ...

For 141 years, physicists have pondered a deceptively difficult question—what would happen if a sprinkler worked in reverse? Two camps formed—one arguing that a water-sucking sprinkler would have to ...