ChemistryDrug residue can be detected in fingerprints left at crime scenes Forensic investigators can reliably measure drug and explosive residue using gels that lift fingerprint samples ¿ìè¶ÌÊÓÆµ
HealthCRISPR could disable and cure HIV, suggests promising lab experiment The gene-editing technique CRISPR disabled HIV that lay dormant in immune cells in a lab experiment, raising hopes for an eventual cure ¿ìè¶ÌÊÓÆµ