'This Week' Transcript 10-22-23: Secretary of Defense Lloyd Austin & Sen. Tim Scott

Cyborg Bacteria Covered in Tiny Solar Panels Are Changing The Future of Clean Fuel

A Harvard Professor Says We Waste 5-Minute Chances to Be Happier Every Single DayIsolation Has Profound Effects on The Human Body And Brain. Here's What Happens

9 Phenomena That Science Still Can't ExplainResearchers Have Found a Way to Disagree Productively About Politics And ReligionWe Just Got New Clues About The 'Denisovans', Ancient Humans Who Live on in Our DNA

Massive Study Shows The 'Us And Them' Division Is a Myth, Don't Buy Into ItScientists Think They've Finally Figured Out How LSD Alters Our Consciousness

The Difference Between The Sexes Is Written Into Our Bones, Even After Cremation

Archaeologists Have Discovered a Lost Metropolis in South AfricaSubtle Brain Thinning During Teen Years Linked to Increased Risk of Psychosis

Young Adults Who've Had COVID-19 Show Signs of Lasting Cardiovascular DamageBees Have Been Trained to Smell COVID-19 And Identify a Case Within Seconds

Experimental Booster Protects Against New Coronavirus Variants, Early Trial SuggestsThe First Genetically Modified Mosquitoes Have Just Been Released in The US