teaching

tags: Village Indigobird, Vidua chalybeata, birds, mystery bird, bird ID quiz [Mystery bird] Village Indigobird, Vidua chalybeata, photographed in Tarangire National Park, Tanzania, Africa. [I will identify this bird for you in 48 hours] Image: Dan Logen, 17 January 2010 [larger view]. Nikon D300, 600 mm VR lens with 1.4 extender ISO 500, f/8, 1/1000 sec. Please name at least one field mark that supports your identification. This Old World genus of birds is filled with species that have a very close relationship with another species of bird -- can you tell me the nature of that…
tags: Ancient Murrelet, Synthliboramphus antiquus, birds, mystery bird, bird ID quiz [Mystery bird] Ancient Murrelet, Synthliboramphus antiquus, photographed zigzagging rapidly roughly 15m below the waves off the south side of Alki Point, Seattle, Washington. [I will identify this bird for you in 48 hours] Image: Ron Shimek [larger view]. Olympus OM-10 in an Ikelite Housing, Kodachrome 64 film. Please name at least one field mark that supports your identification. This poorly-known mystery bird species has two remarkable behaviors that are thought to reduce predation at the nest -- what…
tags: Brown Pelican, Pelecanus occidentalis, birds, mystery bird, bird ID quiz [Mystery bird] Brown Pelican, Pelecanus occidentalis, photographed at Monterey Bay, California. [I will identify this bird for you in 48 hours] Image: Joseph Kennedy, 7 May 2010 [larger view]. Nikon D200, Kowa 883 telescope with TSN-PZ camera eyepiece 1/750s f/8.0 at 1000.0mm iso400. Please name at least one field mark that supports your identification. Can you tell me something remarkable about this mystery bird's beak/mouth? The pelican's gullet pouch really can "hold more than its belly can" (as claimed…
tags: Western Scrub-jay, California Jay, Aphelocoma californica, birds, mystery bird, bird ID quiz [Mystery bird] Western Scrub-jay, also known as the California Jay, Aphelocoma californica, photographed at Bodega Bay, California. [I will identify this bird for you in 48 hours] Image: Joseph Kennedy, 23 December 2007 [larger view]. Nikon D200, Kowa 883 telescope with TSN-PZ camera eyepiece 1/750s f/8.0 at 1000.0mm iso400. Please name at least one field mark that supports your identification. This mystery bird species performs a remarkable behavior that has intrigued scientists and even…
tags: Killdeer, Charadrius vociferus, birds, mystery bird, bird ID quiz [Mystery bird] newly hatched Killdeer, Charadrius vociferus, photographed at Anahuac National Wildlife Refuge, Anahuac, Texas. [I will identify this bird for you in 48 hours] Image: Joseph Kennedy, 1 June 2010 [larger view]. Nikon D200, Kowa 883 telescope with TSN-PZ camera eyepiece 1/640s f/8.0 at 1000.0mm iso400. Please name at least one field mark that supports your identification. This cute little bird was or will be, at some point during its youth, protected by a spectacular display by one of its parents. Can…
tags: The Laryngeal Nerve of the Giraffe is Proof of Natural Selection, animals, giraffe, evolution, creationism, intelligent design, dissection, necropsy, autopsy, recurrent laryngeal nerve pathway, vagus nerve, cranial nerve X, evolutionary legacy, Richard Dawkins, streaming video This video, including comments by Richard Dawkins, documents a necropsy (an autopsy on an animal other than a human) carried out in a classroom on a giraffe. In this video, we follow the pathway of the recurrent (inferior) laryngeal nerve, an important nerve that is a branch of the Vagus nerve (tenth cranial nerve…
tags: Marbled Godwit, Limosa fedoa, birds, mystery bird, bird ID quiz [Mystery bird] Marbled Godwit, Limosa fedoa, photographed at Galveston Island East Beach, Texas. [I will identify this bird for you in 48 hours] Image: Joseph Kennedy, 1 June 2010 [larger view]. Nikon D200, Kowa 883 telescope with TSN-PZ camera eyepiece 1/1000s f/8.0 at 1000.0mm iso400. Please name at least one field mark that supports your identification. This species is comprised of a seemingly homogeneous population of birds. However, scientists have recently found that this species shows some geographic variation…
tags: I'm a Scientist, Get me out of Here!, internet chatrooms, online program, technology, public outreach, scientists, employment, what do scientists do?, Science and the Importance of Cheese, streaming video This video is a trailer for a movie proposal by protein crystallographer, Stephen Curry. If he is lucky, he will continue on to the June 2010 rounds of the online program, "I'm a scientist, get me out of here!" targeted at teens. He proposes to make this film if he is voted to win the â¤500 award. "I'm a Scientist, Get me out of Here!" is a new online program targeted to UK…
tags: Bristle-thighed Curlew, Numenius tahitiensis, birds, mystery bird, bird ID quiz [Mystery bird] Bristle-thighed Curlew, Numenius tahitiensis, photographed on Midway Atoll National Wildlife Refuge -- one of the most remote coral atolls on earth -- a US territory in the north Pacific Ocean [I will identify this bird for you in 48 hours] Image: Joe Fuhrman, 2010. I encourage you to purchase images from this professional photographer. [larger view] I encourage you to purchase images from this professional photographer. NOTE: Please name at least one field mark that supports your…
tags: birds, mystery bird, bird ID quiz [Mystery bird] Black Redstart, Phoenicurus ochruros a newly-fledged youngster, photographed at Arberes, Ariege, France. [I will identify this bird for you in 48 hours] Image: Adrian White, June 2010 [larger view]. Nikon D40x with 70-300AF. Please name at least one field mark that supports your identification. This is a very challenging mystery bird to identify, but the bird -- a fledgling -- is just so cute (and the picture is so nice) that I just had to share it with you. Any ideas as to what species this is? Review all mystery birds to date.
tags: Brant Goose, Brent Goose, Brant, Black Brant, Branta bernicla, birds, mystery bird, bird ID quiz [Mystery bird] Brant Goose, also known as Brant or Brent Goose, and, on the west coast as the Black Brant, Branta bernicla nigricans, photographed in Moss Landing, California. [I will identify this bird for you in 48 hours] Image: Joseph Kennedy, 6 May 2010 [larger view]. Nikon D200, Kowa 883 telescope with TSN-PZ camera eyepiece 1/640s f/8.0 at 1000.0mm iso400. Please name at least one field mark that supports your identification. This lovely bird is found all along the west coast…
tags: The Intriguing Sound of Marine Mammals, sounds, songs, communication, language acquisition, noise pollution, shipping, acoustic environment, vocal imprinting, marine mammals, dolphins, whales, Peter Tyack, TEDTalks, TED Talks, streaming video Bird watchers (especially those who do most of their birding by ear) will particularly enjoy this video: Peter Tyack of Woods Hole talks about a hidden wonder of the sea: underwater sound. Onstage at Mission Blue, he explains the amazing ways whales use sound and song to communicate across hundreds of miles of ocean. TEDTalks is a daily video…
Chad has posted an interesting discussion of a study of students' academic performance and how it is correlated to their evaluations of the faculty teaching them. The study in question is Carrell, S., & West, J. (2010). Does Professor Quality Matter? Evidence from Random Assignment of Students to Professors Journal of Political Economy, 118 (3), 409-432 (DOI 10.1086/653808) . Go read Chad's post for a detailed discussion of the methodology of the study, since it will likely answer your questions about my quick overview here. After the overview, I'm going to offer a few more thoughts…
tags: Eared Grebe, Black-necked Grebe, Podiceps nigricollis, birds, mystery bird, bird ID quiz [Mystery bird] Eared Grebe, also known as the Black-necked Grebe, Podiceps nigricollis, photographed in Monterey Bay, California. [I will identify this bird for you in 48 hours] Image: Joseph Kennedy, 5 May 2010 [larger view]. Nikon D200, Kowa 883 telescope with TSN-PZ camera eyepiece 1/1000s f/8.0 at 1000.0mm iso400. Please name at least one field mark that supports your identification. This migratory species, photographed in California, is challenging to distinguish from another, closely-…
tags: Pacific Loon, Pacific Diver, Gavia pacifica, Gavia arctica, birds, mystery bird, bird ID quiz [Mystery bird] Pacific Loon, known in Europe as the Pacific Diver, Gavia pacifica (formerly lumped with Gavia arctica), photographed in Monterey Bay, California. [I will identify this bird for you in 48 hours] Image: Joseph Kennedy, 7 May 2010 [larger view]. Nikon D200, Kowa 883 telescope with TSN-PZ camera eyepiece 1/750s f/8.0 at 1000.0mm iso400. Please name at least one field mark that supports your identification. This elegant mystery bird's common and scientific names have a…
tags: Drop into the Ocean, Greenpeace, documentary, whaling, overfishing, fish farming, mining, oil drilling, climate change, underwater marine parks, endangered species, conservation, marine biology, streaming video Take a deep breath and imagine the oceans.... This disturbing video is a short Greenpeace documentary outlining the threats that humans pose to our oceans and a proposal for what we ALL can do to help restore their health. [In short, if you haven't stopped eating all fish -- and most especially shrimp -- yet, this video will make you think seriously about this decision]
tags: Earthworm Porn, animals, annelids, mating habits, reproductive behavior, sexuality, Isabella Rossellini, streaming video This video is a look at Isabella Rossellini's bizarre and hilarious look at sex in the natural world as she explores the mating habits of those naughty earthworms.
tags: Sedge Wren, Short-billed Marsh Wren, Cistothorus platensis, birds, mystery bird, bird ID quiz [Mystery bird] Sedge Wren, formerly known as the Short-billed Marsh Wren, Cistothorus platensis, photographed in in Texas. [I will identify this bird for you in 48 hours] Image: Joseph Kennedy, 21 April 2010 [larger view]. Nikon D200, 1/500s f/8.0 at 1000.0mm iso400. Please name at least one field mark that supports your identification. This small bird is a member of a group of New World birds that includes some very complex groups, including this one. Can you identify this species?…
tags: Foucault's Pendulum, physics, rotation, Pendulum, Jim LaBelle, Dartmouth University, wow, streaming video This video features physics and astronomy professor Jim LaBelle, as he discusses the truly fascinating science behind a classic physics experiment, Foucault's pendulum, while seated next to Dartmouth University's pendulum in Fairchild Tower. While scientists already knew that the Earth had a rotation, they had struggled to come up with a way of definitively proving this was so. In 1851, French scientist Leon Foucault gave a sensational demonstration in the Paris Pantheon proving…
tags: The Science Behind Gliding Paper Airplanes, physics, teaching, flight, pressure, paper airplanes, streaming video Do you need a fun, hands-on experiment for your physics classroom? This video shows how a group of high school students, led by a terrific teacher, made origami paper airplanes from phone book pages that glide on a wave of air and what they learned from this experience. Magnificent.