# Astronomy and space

1,203 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
- [How do cigarettes affect the body?](https://invisiblenetwork.ai/learn/ted/krishna_sudhir_how_do_cigarettes_affect_the_body): Krishna Sudhir · 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
- [A future worth getting excited about](https://invisiblenetwork.ai/learn/ted/elon_musk_a_future_worth_getting_excited_about): Elon Musk · TED
- [What I learned from going blind in space](https://invisiblenetwork.ai/learn/ted/chris_hadfield_what_i_learned_from_going_blind_in_space): Chris Hadfield · TED
- [The story of 'Oumuamua, the first visitor from another star system](https://invisiblenetwork.ai/learn/ted/karen_j_meech_the_story_of_oumuamua_the_first_visitor_from_another_star_system): Karen J. Meech · TED
- [Newton's three-body problem explained](https://invisiblenetwork.ai/learn/ted/fabio_pacucci_newton_s_three_body_problem_explained): Fabio Pacucci · TED
- [The myth behind the Chinese zodiac](https://invisiblenetwork.ai/learn/ted/megan_campisi_and_pen_pen_chen_the_myth_behind_the_chinese_zodiac): Megan Campisi and Pen-Pen Chen · TED
- [The most mysterious star in the universe](https://invisiblenetwork.ai/learn/ted/tabetha_boyajian_the_most_mysterious_star_in_the_universe): Tabetha Boyajian · TED
- [The mind behind Tesla, SpaceX, SolarCity ...](https://invisiblenetwork.ai/learn/ted/elon_musk_the_mind_behind_tesla_spacex_solarcity): Elon Musk · TED
- [Where does gold come from?](https://invisiblenetwork.ai/learn/ted/david_lunney_where_does_gold_come_from): David Lunney · TED
- [Does time exist?](https://invisiblenetwork.ai/learn/ted/andrew_zimmerman_jones_does_time_exist): Andrew Zimmerman Jones · TED
- [Is our universe the only universe?](https://invisiblenetwork.ai/learn/ted/brian_greene_is_our_universe_the_only_universe): Brian Greene · TED
- [Your kids might live on Mars. Here's how they'll survive](https://invisiblenetwork.ai/learn/ted/stephen_petranek_your_kids_might_live_on_mars_here_s_how_they_ll_survive): Stephen Petranek · TED
- [Where are all the aliens?](https://invisiblenetwork.ai/learn/ted/stephen_webb_where_are_all_the_aliens): Stephen Webb · TED
- [How folding paper can get you to the moon](https://invisiblenetwork.ai/learn/ted/adrian_paenza_how_folding_paper_can_get_you_to_the_moon): Adrián Paenza · TED
- [Before I die I want to ...](https://invisiblenetwork.ai/learn/ted/candy_chang_before_i_die_i_want_to): Candy Chang · TED
- [Einstein's twin paradox explained](https://invisiblenetwork.ai/learn/ted/amber_stuver_einstein_s_twin_paradox_explained): Amber Stuver · 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
- [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
- [Why the universe seems so strange](https://invisiblenetwork.ai/learn/ted/richard_dawkins_why_the_universe_seems_so_strange): Richard Dawkins · TED
- [Astro C10 LS C70U Fall 2006 UC Berkeley (Astro_C10_LS_C70U_Introduction_to_General_Astronomy)](https://invisiblenetwork.ai/learn/ia/Astro_C10_LS_C70U_Fall_2006_UC_Berkeley): Alex Filippenko · University of California, Berkeley (41 lectures)
- [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
- [7 principles for building better cities](https://invisiblenetwork.ai/learn/ted/peter_calthorpe_7_principles_for_building_better_cities): Peter Calthorpe · TED
- [Hawking's black hole paradox explained](https://invisiblenetwork.ai/learn/ted/fabio_pacucci_hawking_s_black_hole_paradox_explained): Fabio Pacucci · TED
- [A futuristic vision of the age of holograms](https://invisiblenetwork.ai/learn/ted/alex_kipman_a_futuristic_vision_of_the_age_of_holograms): Alex Kipman · TED
- [SpaceX's plan to fly you across the globe in 30 minutes](https://invisiblenetwork.ai/learn/ted/gwynne_shotwell_spacex_s_plan_to_fly_you_across_the_globe_in_30_minutes): Gwynne Shotwell · TED
- [Light seconds, light years, light centuries: How to measure extreme distances](https://invisiblenetwork.ai/learn/ted/yuan_sen_ting_light_seconds_light_years_light_centuries_how_to_measure_extreme_distances): Yuan-Sen Ting · 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 happens if you cut down all of a city's trees?](https://invisiblenetwork.ai/learn/ted/stefan_al_what_happens_if_you_cut_down_all_of_a_city_s_trees): Stefan Al · TED
- [The journey to Pluto, the farthest world ever explored](https://invisiblenetwork.ai/learn/ted/alan_stern_the_journey_to_pluto_the_farthest_world_ever_explored): Alan Stern · TED
- [Where did the Moon come from? A new theory](https://invisiblenetwork.ai/learn/ted/sarah_t_stewart_where_did_the_moon_come_from_a_new_theory): Sarah T. Stewart · TED
- [How big is infinity?](https://invisiblenetwork.ai/learn/ted/dennis_wildfogel_how_big_is_infinity): Dennis Wildfogel · TED
- [This is Saturn](https://invisiblenetwork.ai/learn/ted/carolyn_porco_this_is_saturn): Carolyn Porco · TED
- [Is this our final century?](https://invisiblenetwork.ai/learn/ted/martin_rees_is_this_our_final_century): Martin Rees · TED
- [Why can't we see evidence of alien life?](https://invisiblenetwork.ai/learn/ted/chris_anderson_why_can_t_we_see_evidence_of_alien_life): Chris Anderson · TED
- [The math and magic of origami](https://invisiblenetwork.ai/learn/ted/robert_lang_the_math_and_magic_of_origami): Robert Lang · TED
- [The search for our solar system's ninth planet](https://invisiblenetwork.ai/learn/ted/mike_brown_the_search_for_our_solar_system_s_ninth_planet): Mike Brown · TED
- [Why great architecture should tell a story](https://invisiblenetwork.ai/learn/ted/ole_scheeren_why_great_architecture_should_tell_a_story): Ole Scheeren · 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
- [Einstein's miracle year](https://invisiblenetwork.ai/learn/ted/larry_lagerstrom_einstein_s_miracle_year): Larry Lagerstrom · 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
- [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
- [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
- [4 ways to make a city more walkable](https://invisiblenetwork.ai/learn/ted/jeff_speck_4_ways_to_make_a_city_more_walkable): Jeff Speck · TED
- [Three ways the universe could end](https://invisiblenetwork.ai/learn/ted/venus_keus_three_ways_the_universe_could_end): Venus Keus · TED
- [Astronomy 7B 001 Spring 2010 UC Berkeley Introduction to Astrophysics (Astronomy 7B, 001|Spring 2010|UC Berkeley (Introduction to Astrophysics))](https://invisiblenetwork.ai/learn/ia/Astronomy_7B_001_Spring_2010_UC_Berkeley_Introduction_to_Astrophysics): Joshua Simon BLOOM · University of California, Berkeley (26 lectures)

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