528 U.S. 167 (2000) Cited 7,354 times 25 Legal Analyses
Holding that plaintiffs who curtailed their recreational activities on a river due to reasonable concerns about the effect of pollutant discharges into that river had standing
565 U.S. 400 (2012) Cited 1,925 times 109 Legal Analyses
Holding that installation of a tracking device was "a physical intrusion would have been considered a ‘search’ within the meaning of the Fourth Amendment when it was adopted"
389 U.S. 347 (1967) Cited 12,598 times 74 Legal Analyses
Holding that failure to recognize a reasonable expectation of privacy in a telephone booth would "ignore the vital role that the public telephone has come to play in private communication"
489 U.S. 602 (1989) Cited 2,231 times 24 Legal Analyses
Holding that alcohol and drug tests mandated for railroad employees were reasonable searches and seizures, even in the absence of a warrant or reasonable suspicion, in part because of the "surpassing safety interests" served by such tests
561 U.S. 1 (2010) Cited 894 times 6 Legal Analyses
Holding that there was a credible risk of enforcement because about 150 people had been previously charged with violating the relevant statue- several for violating the statutory terms at issue in that case
Stating generally that “[w]hoever produces” any book or other matter containing “visual depictions” of actual or simulated “sexually explicit conduct” shall be subject to the Statutes