# Physics 6,273 courses and talks. - [Questions no one knows the answers to](https://invisiblenetwork.ai/learn/ted/chris_anderson_ted_questions_no_one_knows_the_answers_to): Chris Anderson (TED) · TED - [Elon Musk talks Twitter, Tesla and how his brain works — live at TED2022](https://invisiblenetwork.ai/learn/ted/elon_musk_elon_musk_talks_twitter_tesla_and_how_his_brain_works_live_at_ted2022): Elon Musk · TED - [Questioning the universe](https://invisiblenetwork.ai/learn/ted/stephen_hawking_questioning_the_universe): Stephen Hawking · TED - [Newton's three-body problem explained](https://invisiblenetwork.ai/learn/ted/fabio_pacucci_newton_s_three_body_problem_explained): Fabio Pacucci · TED - [Schrödinger's cat: A thought experiment in quantum mechanics](https://invisiblenetwork.ai/learn/ted/chad_orzel_schrodinger_s_cat_a_thought_experiment_in_quantum_mechanics): Chad Orzel · TED - [Just how small is an atom?](https://invisiblenetwork.ai/learn/ted/jon_bergmann_just_how_small_is_an_atom): Jon Bergmann · TED - [History's deadliest colors](https://invisiblenetwork.ai/learn/ted/j_v_maranto_history_s_deadliest_colors): J. V. Maranto · TED - [Is our universe the only universe?](https://invisiblenetwork.ai/learn/ted/brian_greene_is_our_universe_the_only_universe): Brian Greene · TED - [Where are all the aliens?](https://invisiblenetwork.ai/learn/ted/stephen_webb_where_are_all_the_aliens): Stephen Webb · TED - [Making sense of string theory](https://invisiblenetwork.ai/learn/ted/brian_greene_making_sense_of_string_theory): Brian Greene · TED - [How to take a picture of a black hole](https://invisiblenetwork.ai/learn/ted/katie_bouman_how_to_take_a_picture_of_a_black_hole): Katie Bouman · TED - [A beginner's guide to quantum computing](https://invisiblenetwork.ai/learn/ted/shohini_ghose_a_beginner_s_guide_to_quantum_computing): Shohini Ghose · TED - [If superpowers were real: Immortality](https://invisiblenetwork.ai/learn/ted/joy_lin_if_superpowers_were_real_immortality): Joy Lin · TED - [What is the Heisenberg Uncertainty Principle?](https://invisiblenetwork.ai/learn/ted/chad_orzel_what_is_the_heisenberg_uncertainty_principle): Chad Orzel · TED - [What's hidden under the Greenland ice sheet?](https://invisiblenetwork.ai/learn/ted/kristin_poinar_what_s_hidden_under_the_greenland_ice_sheet): Kristin Poinar · TED - [How to unboil an egg](https://invisiblenetwork.ai/learn/ted/eleanor_nelsen_how_to_unboil_an_egg): Eleanor Nelsen · TED - [Comics that ask "what if?"](https://invisiblenetwork.ai/learn/ted/randall_munroe_comics_that_ask_what_if): Randall Munroe · TED - [CERN's supercollider](https://invisiblenetwork.ai/learn/ted/brian_cox_cern_s_supercollider): Brian Cox · TED - [The mathematician who cracked Wall Street](https://invisiblenetwork.ai/learn/ted/jim_simons_the_mathematician_who_cracked_wall_street): Jim Simons · TED - [Football physics: The "impossible" free kick](https://invisiblenetwork.ai/learn/ted/erez_garty_football_physics_the_impossible_free_kick): Erez Garty · TED - [The genius of Marie Curie](https://invisiblenetwork.ai/learn/ted/shohini_ghose_the_genius_of_marie_curie): Shohini Ghose · TED - [Why the universe seems so strange](https://invisiblenetwork.ai/learn/ted/richard_dawkins_why_the_universe_seems_so_strange): Richard Dawkins · TED - [Inside the black hole image that made history](https://invisiblenetwork.ai/learn/ted/sheperd_doeleman_inside_the_black_hole_image_that_made_history): Sheperd Doeleman · TED - [Hawking's black hole paradox explained](https://invisiblenetwork.ai/learn/ted/fabio_pacucci_hawking_s_black_hole_paradox_explained): Fabio Pacucci · TED - [Yup, I built a nuclear fusion reactor](https://invisiblenetwork.ai/learn/ted/taylor_wilson_yup_i_built_a_nuclear_fusion_reactor): Taylor Wilson · TED - [The science of static electricity](https://invisiblenetwork.ai/learn/ted/anuradha_bhagwat_the_science_of_static_electricity): Anuradha Bhagwat · TED - [Why is ketchup so hard to pour?](https://invisiblenetwork.ai/learn/ted/george_zaidan_why_is_ketchup_so_hard_to_pour): George Zaidan · TED - [How simple ideas lead to scientific discoveries](https://invisiblenetwork.ai/learn/ted/adam_savage_how_simple_ideas_lead_to_scientific_discoveries): Adam Savage · TED - [What the discovery of gravitational waves means](https://invisiblenetwork.ai/learn/ted/allan_adams_what_the_discovery_of_gravitational_waves_means): Allan Adams · TED - [The levitating superconductor](https://invisiblenetwork.ai/learn/ted/boaz_almog_the_levitating_superconductor): Boaz Almog · TED - [Have we reached the end of physics?](https://invisiblenetwork.ai/learn/ted/harry_cliff_have_we_reached_the_end_of_physics): Harry Cliff · TED - [Chemical scum that dream of distant quasars](https://invisiblenetwork.ai/learn/ted/david_deutsch_chemical_scum_that_dream_of_distant_quasars): David Deutsch · TED - [The physics of the "hardest move" in ballet](https://invisiblenetwork.ai/learn/ted/arleen_sugano_the_physics_of_the_hardest_move_in_ballet): Arleen Sugano · TED - [The most detailed map of galaxies, black holes and stars ever made](https://invisiblenetwork.ai/learn/ted/juna_kollmeier_the_most_detailed_map_of_galaxies_black_holes_and_stars_ever_made): Juna Kollmeier · TED - [How rollercoasters affect your body](https://invisiblenetwork.ai/learn/ted/brian_d_avery_how_rollercoasters_affect_your_body): Brian D. Avery · TED - [Who decides how long a second is?](https://invisiblenetwork.ai/learn/ted/john_kitching_who_decides_how_long_a_second_is): John Kitching · TED - [A rare galaxy that's challenging our understanding of the universe](https://invisiblenetwork.ai/learn/ted/burcin_mutlu_pakdil_a_rare_galaxy_that_s_challenging_our_understanding_of_the_universe): Burçin Mutlu-Pakdil · TED - [Three ways the universe could end](https://invisiblenetwork.ai/learn/ted/venus_keus_three_ways_the_universe_could_end): Venus Keus · TED - [How quantum biology might explain life's biggest questions](https://invisiblenetwork.ai/learn/ted/jim_al_khalili_how_quantum_biology_might_explain_life_s_biggest_questions): Jim Al-Khalili · TED - [My radical plan for small nuclear fission reactors](https://invisiblenetwork.ai/learn/ted/taylor_wilson_my_radical_plan_for_small_nuclear_fission_reactors): Taylor Wilson · TED - [Why are airplanes slower than they used to be?](https://invisiblenetwork.ai/learn/ted/alex_gendler_why_are_airplanes_slower_than_they_used_to_be): Alex Gendler · TED - [Will there ever be a mile-high skyscraper?](https://invisiblenetwork.ai/learn/ted/stefan_al_will_there_ever_be_a_mile_high_skyscraper): Stefan Al · TED - [How do airplanes actually fly?](https://invisiblenetwork.ai/learn/ted/raymond_adkins_how_do_airplanes_actually_fly): Raymond Adkins · TED - [Aliens, love -- where are they?](https://invisiblenetwork.ai/learn/ted/john_hodgman_aliens_love_where_are_they): John Hodgman · TED - [How we can turn the cold of outer space into a renewable resource](https://invisiblenetwork.ai/learn/ted/aaswath_raman_how_we_can_turn_the_cold_of_outer_space_into_a_renewable_resource): Aaswath Raman · TED - [The science of friction -- and its surprising impact on our lives](https://invisiblenetwork.ai/learn/ted/jennifer_vail_the_science_of_friction_and_its_surprising_impact_on_our_lives): Jennifer Vail · TED - [Want to innovate? Become a "now-ist"](https://invisiblenetwork.ai/learn/ted/joi_ito_want_to_innovate_become_a_now_ist): Joi Ito · TED - [A 50-cent microscope that folds like origami](https://invisiblenetwork.ai/learn/ted/manu_prakash_a_50_cent_microscope_that_folds_like_origami): Manu Prakash · TED [Next page](https://invisiblenetwork.ai/learn/browse?subject=physics&page=2)